## 511 (संख्या)

511 is a natural number after the previous 510 and 512. It is a Mersenne number, being one less power 2: 511 = 2 9 − 1 {\the style property display value 511=2^{9}-1}. As a result, 511-number-repdigit and a palindrome in bases 2 111111111 2. It i ...

## 512 (संख्या)

512 is a natural number after the previous 511 and 513. 512 is a power of two: 2 9 2 9-th power cube 8: 8 3. This is the eleventh Leyland number. 512 is also the third Dudeney number.

## 52 (संख्या)

Fifty-two is the 6th bell number and a decagonal number. He is untouchable, because it is not the sum of the proper divisors of a number, and it is a noncototient since it is not the answer for the equation x − φx.

## 53 (संख्या)

53 written in hexadecimal is 35, that is, the same symbols used in the decimal representation, but reversed. Four additional multiples of 53 share this property: 371 = 173 16, 5141 = 1415 16, 99481 = 18499 16, and 8520280 = 0820258 16. Apart from ...

## 54 (संख्या)

54-19-gonal number. Twice the third power of three, 54 is the number of Leyland. 54 can be written as a sum of three squares three different ways: 7 2 1 2 = 6 2 3 2 3 2 = 5 2 5 2 = 54. This is the smallest number with this property. Like all othe ...

## 55 (संख्या)

55-10-th Fibonacci number and a triangular number the sum of consecutive numbers from 1 to 10. It is the largest Fibonacci number, also a triangular number. It is a square pyramidal number, sum of squares of numbers from 1 to 5, and heptagonal ro ...

## 555 (संख्या)

It is a sphenic number. In base 10, it is a repdigit, and because it is divided by the sum of its digits, it is a Harshad number. It is also a Harshad number in binary, base 11, base 13 and hexadecimal.

## 56 (संख्या)

56: The number of ways to choose 3 of the 8 items or 5 out of 8 when order does not matter. The number of sections the number of distinct ways 11 can be represented as a sum of natural numbers. The only known number N such that φn − 1σn − 1 = φnσ ...

## 57 (संख्या)

Fifty-seven sixteenth discrete conjugacy of finitely generated subgroups of a free and sixth in the 3.the question of the family. With 58 it forms the fourth discrete Bi Prime pair. 57 has an aliquot sum of 23 and the first element of the composi ...

## 58 (संख्या)

Fifty-eight is the sum of first seven numbers, in 11-gonal number and a Smith number. Given 58, the Mertens function returns 0. No solution of the equation x – φx = 58, making 58 in noncototient. However, the sum of the totient function for the f ...

## 59 (संख्या)

Fifty-nine-17-th Prime number. The following sixty-one, with whom she has two Premier. 59 is an irregular Prime safe and the 14th Prime supersingular. This is a Prime, so it is no imaginary part and real part of the form 3 N − 1. Starting with 15 ...

## 593 (संख्या)

593 is an odd number. It is a prime number, an example of what Paul Erdos and Ernst G. Straus called a Good prime, or a prime whose square is greater than the product of its neighboring two primes. As such it is part of sequence A028388 at the On ...

## छह

6 is the smallest positive integer which is neither a square number nor a Prime number. Six is the second smallest composite number, its proper divisors 1, 2 and 3. Since six equals the sum of its proper divisors, six is the smallest perfect numb ...

## 60 (संख्या)

It is a composite number with divisors 1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, and 60, making it a highly composite number. Because the sum of its unitary divisors, excluding itself it is a unitary perfect number, and it is copious amounts of with ...

## 600 (संख्या)

In Latin, sescenti often referred to very large, but uncertain number, perhaps the size of the Roman cohort. 600 is the advertised number of miles that NASCAR runs in the Coca-Cola 600, the longest race on any of the NASCAR circuits. FIAT 600. (Ф ...

## 61 (संख्या)

61 is: Centered decagonal number. (Центрированное десятиугольное число) A centered hexagonal number. Centered square number. (По центру квадрата числа) A palindrome in bases 6 141 6 60 11 60. Exhibitor 9th Mersenne Prime. 2 61 − 1 = 2.305.843.009 ...

## 613 (संख्या)

613 is a Prime number, the first number of Prime triplet, the average number of sexy Prime triple P − 6, P 6. This indicator Prime Lucas number. 613 is a centered square number with 18 per side, circular number of 21 with a square grid and 27 usi ...

## 6174 (संख्या)

6174 is called Kaprekars constant after the Indian mathematician D. R. Kaprekar. This room is notable for the following rule: Arrange the digits in descending and then in ascending order to obtain two numbers of four digits, adding leading zeros ...

## 62 (संख्या)

62 is: Repdigit and a palindrome in bases 5 222 5, 30 and 22 30 61 11 61. The number of faces of two Archimedean, in the rhombicosidodecahedron and the truncated icosidodecahedron. A single number, the cube of which number system base 10 238328 3 ...

## 63 (संख्या)

63-is: The deficit is a composite number. The sum of the powers of 2 from 0 to 5. Repdigit and a palindrome in bases 2 111111 2, 4 333 4, 8 77 8, 20 33 20 62 11 and 62. A number of the Woodall i.e. form 2 N − 1 With N = 4. A number of the form 2 ...

## 64 (संख्या)

Sixty-four is the square of 8 the cube of 4, and the sixth power of 2. This is the smallest number with exactly seven divisors. This is the lowest positive power of two that is adjacent to neither a Mersenne Prime or Fermat Prime. 64 is the sum o ...

## 65 (संख्या)

Sixty-five is 23 conjugacy of finitely generated subgroups of a free and 3-d shapes 5.question. It is an octagonal number. It is also a Cullen number. Given 65, the Mertens function returns 0. This number is the magic constant of 5 by 5 normal ma ...

## 65.536

65536 is a natural number following and preceding 65535 65537. 65536 is a power of two: 2 16 {\the style property display set to 2^{16}} 2 to 16th power. 65536 is the smallest number with exactly 17 divisors.

## 65.537

65537 is the largest known Prime number of the form 2 p 1 {\the style property display set to 2^{2^{N}} 1} n = 4 {\the style property display the value of n=4}. Therefore a regular polygon with 65537 sides constructible with compass and ruler wit ...

## 66 (संख्या)

66 is: Semi-meandric number. (Полу-meandric количество) A hexagonal number. (Гексагональной количество) Repdigit and a palindrome in bases 10 66 10, 21 and 33 21 32 22 32. In sphenic number. (В sphenic число) In erdős–woods number, as it is possi ...

## 666 (संख्या)

666 is the natural number following 665 and preceding 667. 666 is called the "number of the beast" in most manuscripts of Chapter 13 of the book of Revelation, the New Testament, but also in popular culture.

## 67 (संख्या)

67: Prime Pillais 18! 1 is divisible by 67, and 67 is not more than a multiple of 18. Irregular Prime. (Нерегулярные Премьер) Happy Prime. (Счастливый Премьер) The sum of five consecutive primes 7 11 13 17 19. Prime numbers of the 19-th following ...

## 68 (संख्या)

68 is a Perrin number. It is the largest known number to be a sum of two primes in exactly two different ways: 68 = 7 61 = 31 37. All higher even numbers that have been checked are the sum of three or more pairs of Prime numbers, the hypothesis t ...

## 69 (संख्या)

69 is: In the number of Blum as the two factors of 69 are both Gaussian primes. Lucky number. (Счастливое число) The third composite number in the 13-aliquot tree. The aliquot sum of sixty-nine 27 in the sequence aliquot 69.27.13.1.0. In the conj ...

## ई (गणितीय निरंतर)

The number e is a mathematical constant that is the base of the natural logarithm: the unique number whose natural logarithm is equal to one. It is approximately equal to 2.71828, and is the limit of n as n approaches infinity, an expression that ...

## Pi

The number π is a mathematical constant. Originally defined as the ratio of a circles circumference to its diameter, it now has various equivalent definitions and appears in many formulas in all areas of mathematics and physics. It is approximate ...

## -1

In mathematics, -1 is the additive inverse of 1, that is the number that when added with 1, gives the additive identity element, 0. It is a negative number greater than negative two and less than 0. Negative has nothing to Eulers identity E I π = ...

## सात

In the beginning, various Hindus wrote 7 more or less in one stroke as a curve that looks like an uppercase J vertically inverted. Western letter Gubar the main contribution of the Arabs was to make more diagonal rather than straight, though they ...

## 70 (संख्या)

70 is: The number of ways to select 4 objects out of 8 when order does not matter. This gives the Central binomial coefficient. In sphenic number because of factors, such as 3 different numbers. The smallest weird number, a natural number that is ...

## 71 (संख्या)

71 is: Twenty-third term of the Euclid–Mullin sequence, as it is the least main factor more than the product of the first twenty-two conditions. The largest number that occurs in the Prime factor of the order of a sporadic simple group. Prime Pil ...

## 72 (संख्या)

Seventy-two is the sum of four consecutive Prime numbers 13 17 19 23 as well as the sum of six consecutive primes 5 7 11 13 17 19. The product of 8 and 9; 72 is a pronic number. The sum of a Eulers totient function φx during the first fifteen int ...

## 720 (संख्या)

720 is the natural number following 719 and 721 of the previous one. This is a 6! 6 the factorial of a composite number with divisors thirty, more than any number lower, making it a highly composite number. It is a Harshad number in every base fr ...

## 73 (संख्या)

73 is a natural number below 72 and preceding 74. In English, the smallest natural number with twelve letters in its spelled name.

## 700 (संख्या)

700 is the natural number following 699 and preceding 701. This is the sum of four consecutive primes 167 173 179 181. It is a Harshad number.

## 74 (संख्या)

74 is: The number of palindromes in bases 202 36 22. Twenty-first distinct conjugacy of finitely generated subgroups of the free and the eleventh of the form 2× question. In nontotient. (В nontotient) There are 74 different non-Hamiltonian polyhe ...

## 743 (संख्या)

743 is the natural number following 742 and preceding 744. Its a Prime number. 743 is a Sophie Prime-Germain, because 2 × 743 1 = 1487 is also Prime. There are 743 precisely independent sets in a four-dimensional hypercube, 16 vertices, and exact ...

## 76 (संख्या)

76: In nontotient. (В nontotient) In the Lucas room. In erdős–woods number, as it allows you to find sequence, 76 consecutive integers such that each inner member shares a factor with the first or the last member. Phone number. (Номер телефона) C ...

## 77 (संख्या)

77 is a natural number below 76 and preceding 78. Seventy-seven is the smallest positive integer requiring five syllables in English.

## 78 (संख्या)

78 is: In sphenic number has 3 different Prime factors. The 12th triangular number. In a semiperfect number and a multiple of a perfect number. In erdős–woods number, as it is possible to find a sequence of 78 consecutive integers such that each ...

## 79 (संख्या)

79 is: A cousin Prime with 83. Happy Prime. (Счастливый Премьер) A Good Prime. (Хороший Премьер) In permutation and ninety-seven. Sexy Prime with 73. Conventional Prime. (Обычные Премьер) The smallest Prime number p for which the real quadratic f ...

## आठ

8 is: The order of the smallest non-Abelian group, all subgroups of which are normal. The Fibonacci number, being 3 plus 5. The next Fibonacci number 13. 8 is the only positive Fibonacci number, except 1, which is a perfect cube. The base of the ...

## 80 (संख्या)

80 is: In a semiperfect number, so to add some subsets of its divisors, e.g., 1, 4, 5, 10, 20 40 gives 80. In a repdigit in bases 3, 9, 15, 19 and 39. Love the room. (Любовь номер) A palindrome in bases 3 2222 3, 6 212 6, 9 88 9, 15 55 15, 19 44 ...

## 800 (संख्या)

800 is the natural number following 799 and preceding 801. This is the sum of four consecutive primes 193 197 199 211. It is a Harshad number.

## 801 (संख्या)

801 is the natural number following and preceding 802 800. 801 is the sum of a square and a positive cube in more than one way, and the sum of distinct positive cubes in more than one way: 801 = 17 2 + 8 3 = 26 2 + 5 3 = 1 3 + 2 3 + 4 3 + 6 3 + 8 ...

## 81 (संख्या)

81 is: The number of palindromes in bases 8 and 8 121 26 33 26. In Harshad number in bases 2, 3, 4, 7, 9, 10 and 13. The tribonacci number. (Количество tribonacci) The ninth member of the MIAN-Chowla sequence. One of the three non-trivial numbers ...

## 8128 (संख्या)

8128 is an integer 8127 8129 next and previous. He is most notable for the fact that a great number, and one of the first rooms to be recognized as such. As a perfect number it is tied to the Mersenne Prime 127, 2 7 – 1, 2 6 2 7 – 1 giving 8128. ...

## 82 (संख्या)

82: The twenty-third biprime and the twelfth of the form 2.question. Lucky number. (Счастливое число) A palindrome in bases 3 10001 3, 9 101 9 40 22 40. A companion Pell number.

## 83 (संख्या)

83: Prime Sophie-Germain. (Премьер-Софи-Жермен) A Chen Prime. (А Чен Премьер) The sum of five consecutive primes 11 13 17 19 23. Highly cototient number. (Высоко cototient число) The Prime Minister, so it is no imaginary part and real part of the ...

## 836 (संख्या)

Factorization is 2 836 2 × 11 × 19, so its proper factors 1, 2, 4, 11, 19, 22, 38, 44, 76, 209, and 418. Their sum 844. As this is more than 836, is a generous amount, but no amount of subsets to 836, so that is not a semiperfect number, so its a ...

## 84 (संख्या)

84 is: The sum of the first seven Triangular numbers making it a tetrahedral number. In a semiperfect number, being thrice a perfect number. The number of palindromes, and a repdigit in bases 11 77 11, 13 66 13, 20 44 20, 27 33 27, 41 and 22 41. ...

## 85 (संख्या)

85 is: Blacksmith number to a decimal number. Octagonal number. (Восьмиугольное число) In decagonal number. (В десятиугольное число) The smallest number that can be expressed as a sum of two squares, all squares greater than 1, in two ways, 85 = ...

## 87 (संख्या)

87 is: 5! - 4! - 3! - 2! - 1! = 87. The sum of the squares of the first four Prime numbers 87 = 2 3 2 5 2 7 2. Twenty-sixth separate conjugacy of finitely generated subgroups of a free and eighth form 3.question. The sum of divisors of the first ...

## 88 (संख्या)

88 is: In refactorable number. (В refactorable число) An untouchable number. (Неприкасаемый количество) In erdős–woods number, as it is possible to find sequences of 88 consecutive integers such that each inner member shares a factor with the fir ...

## 888 (संख्या)

888 is a repdigit number in which all digits are equal, and a strobogrammatic number one which reads the same upside down on the seven-segment display calculator. 888 3 = 700227072 the smallest cube in which each digit occurs exactly three times, ...

## 89 (संख्या)

89 is: Pythagorean Prime. (Пифагора Премьер) The Fibonacci sequence and, therefore, the Prime Fibonacci as well. The first few digits of its reciprocal coincide with the Fibonacci sequence due to the identity. The smallest Sophie Germain Prime to ...

## नौ

In probability, the nine is a logarithmic measure of probability of an event, which is defined as the negative logarithm to base 10 of probability of events Supplement. For example, an event that 99% likely has a low probability of 1% or 0.01, wh ...

## 90 (संख्या)

90 is the natural number preceded by 89 and 91 after. In English, the numbers 90 and 19 are often confused because they sound similar. When carefully drafted, they differ in which syllable is stressed: 19 /naɪnˈtiːn / vs 90 /ˈnaɪnti /. However, i ...

## 900 (संख्या)

900 is the natural number following 899 and preceding 901. This is the square of 30 and the sum of a Eulers totient function for the first 54 integers. In base 10 it is a Harshad number.

## 91 (संख्या)

91 is: At the center of a flame. The smallest positive integer can be expressed as the sum of six distinct squares: 91 = 1 2 3 2 4 2 5 2 6 2. The only other ways to write 91 as the sum of the individual squares: 91 = 1 2 4 2 5 2 7 2 and 91 = 1 2 ...

## 911 (संख्या)

911 is an integer after the previous 910 and 912. Its a Prime number Prime and Sophie-Germain and the sum of three consecutive primes 293 307 311. This is a Prime, so it is no imaginary part and real part of the form 3 N − 1. Since 913 is connect ...

## 92 (संख्या)

92 is: A pentagonal number. (Пятиугольное число) A palindrome in bases 6 232 6, 7 161 7, 22 44 22, 45 22 and 45. In erdős–woods number, as it is possible to find a sequence of 92 consecutive integers such that each inner member shares a factor wi ...

## 93 (संख्या)

93-is: Lucky number. (Счастливое число) The first number in the third triplet of consecutive semiprimes, 93, 94 and 95. The number of cake. In a repdigit in base 5 333 5, 30 and 33 30. Twenty-eighth various contingency finitely generated subgroup ...

## 95 (संख्या)

95 is: The last member in the third triplet of different semiprimes 93, 94 and 95. The smallest integer for which the Mertens function is greater than 1. The smallest integer producing a value Merten more than 95 is 218. 11-gonal number. (11-гона ...

## 96 (संख्या)

96 is a positive integer less than 95 and preceding 97. This is the number that, when rolled over, still himself. Some other numbers that equal themselves include 69, 0, 88, and in some cases, 1 and 11

## 97 (संख्या)

97 is: The number base 10, since there is no integer that added to its own digits adds up To 97. And Protus Prime as it is 3 × 2 5 1. The largest two-digit number when the sum of its digits is a square. The 25th Prime number, the greatest two-dig ...

## 971 (संख्या)

971 is a natural number after the previous 970 and 972. 971 is a Prime number, Chen Prime and Prime Eisenstein. Some uses of 971: One of the ISBN group identifier for books published in the Philippines. 971, the country calling code for telephone ...

## 98 (संख्या)

Messier 98, a magnitude 11.0 spiral galaxy in the constellation coma Berenices. New General catalogue object NGC 98, a magnitude 12.7 spiral galaxy in the constellation Phoenix.

## 99 (संख्या)

99 is: The sum of divisors of the first 11 positive integers. The number is a palindrome. The largest two-digit number in decimal. The sum of the cubes of three consecutive integers: 99 = 2 3 4 3. The ninth repdigit. (Девятый repdigit) In Kapreka ...

## 999 (संख्या)

A repdigit in bases 10 and 36. In Harshad number. (В номер Harshad) In Kaprekar number. (В число Kaprekar) The largest 3-digit decimal number. The number of palindromes in bases 10, 14 515 14, 36 and 36 rubles.

## 9999 (संख्या)

Nine thousand nine hundred ninety-nine natural number following 9998 and preceding 10000. 9999 is an auspicious number in Chinese folklore. Many assessments are prohibited in the city to 9999. Chinese contracts are often involved grave was buried ...

## इतिहास

History is the past, as set forth in written documents and their study. Events occurring prior to written language, are considered Background. "History" is a General term that relates to past events as well as the memory, discovery, collection, o ...

## 1890

In the 1890-ies was a period of ten years from 1890 to 1899 years. In the USA, in 1890-e years were marked by severe economic depression caused by the panic of 1893, as well as several strikes in the industrial workforce. Ten years saw much devel ...

## 1920 के दशक

In the 1920-ies were a decade of the Gregorian calendar, which began January 1, 1920 and ended on December 31, 1929. In North America it is often called the "roaring twenties" or "jazz age", and in Europe this period is sometimes called the "Gold ...

## 1930 के दशक के

In the 1930-ies were a decade of the Gregorian calendar that began on January 1 1930 and ended on December 31, 1939. After the wall Street crash of 1929, the largest stock market crash in American history, the majority of the decade was absorbed ...

## 1970 के दशक

In the 1970-ies were a decade of the Gregorian calendar that began on 1 January 1970, and ended on December 31, 1979. In the 21st century historians have increasingly portrayed in the 1970-ies as "pillars of change" in world history, paying parti ...

## 1980 के दशक

In 1980-ies were a decade of the Gregorian calendar that began on January 1 1980 and ended on December 31, 1989. Decades there have been major socio-economic changes in connection with the development of technology and the worldwide move away fro ...

## 1990 के दशक के

The 1990s was a decade of the Gregorian calendar that began on 1 January 1990, and ended on 31 December 1999.

## 1960 के दशक में

In the 1960-ies were a decade of the Gregorian calendar that began on 1 January 1960 and ended on 31 December 1969. The term "1960s years" also belongs to an era more often called the sixties, denoting the complex interrelated cultural and politi ...

## 2000 के दशक (डिकेड)

The 2000s was a decade of the Gregorian calendar that began on January 1, 2000, and ended on December 31, 2009. The growth of the Internet contributed to globalization during the decade, which allowed faster communication among people around the ...

## 2010 के दशक

2010 years ten") was a decade of the Gregorian calendar that began on 1 January 2010 and ended on 31 December 2019. The decade began amidst a global financial crisis and the subsequent international recession since the end of 2000-ies. The result ...

## 1950 के दशक के

The 1950s were a decade of the Gregorian calendar that began on January 1 1950 and ended on December 31, 1959. According to its results, the world had largely recovered from World War II and the cold war developed from its modest beginning in the ...

## 1830 के दशक में

In the 1830-ies of the decade ran from January 1, 1830, December 31, 1839. In this decade the world saw rapid growth of imperialism and colonialism, especially in Asia and Africa. The UK saw a surge of power and world domination, but Queen Victor ...

## 1880

In the 1880s was a decade that began on January 1, 1880 and ended on December 31, 1889. Decades occurred during the Second industrial revolution. The modern city as well as the skyscraper came to prominence in this decade, and contributing to the ...

## 100s (दशक)

The Christian Church proclaims itself the universal Catholic Church.

## 1560s

Shopping CD 1536 brushes, liberating the French merchants from Ottoman law, and allowing them to travel, buy and sell for the domination of the sultans, and to pay low customs duties on French imports and exports. Akbar founds Fatehpur Sikri, in ...

## 1800 (दशक)

1800 years of the decade lasted from January 1, 1800 to December 31, 1809. The term "eighteen hundreds" can also mean the period between 1800 and 1899, and is almost synonymous with the 19th century. This article refers to the decade in 1800-1809.

## 1860 के दशक

In the 1860s was a period of ten years from 1860 to 1869. The abolition of slavery in the United States led to the disruption of the transatlantic slave trade, already suffering from the abolition of slavery in Europe in the late 1820s and 1830s ...

## 1720s

Founded the third oldest settlement in Mississippi, port Gibson. Jonathan swift anonymously published his satire a modest proposal. A fire in Istanbul destroys the house and kills 12.000 7.000 inhabitants.

## 1740s

November 9 – the Battle of Penfui in Timor: large to pass army is defeated by the numerically inferior to the Dutch East India company. October 19 – two months after Pierre Celoron begins his inspection of the territory of Ohio, on behalf of Fran ...

## 1750s

Kew gardens created in England by Princess Augusta of Saxe-Gotha, mother of George III. The modern town of Egedesminde Aasiaat was founded in Greenland. Adam Smith published the book the Theory of moral sentiments, embodying some of his Glasgow l ...

## 1760s

Authorized King James version of the Bible, Oxford standard text edited by Benjamin blayney, published in England.

## 1770s

Bolton and the engine Smethwick W, now the oldest working engine in the world, was commissioned in may). The iron bridge erected across the river Severn in Shropshire, the worlds first bridge built entirely of cast iron. It will be open to traffi ...

## 1780s

Under the influence of Dr. Benjamins argument breaks from excessive use of alcohol, about 200 farmers in the town of Connecticut form motion of temperance in the United States. Fort Washington Cincinnati, Ohio built to protect early settlements o ...

## 1790s

Conrad John reed, 12, finds what he describes as a "heavy yellow rock" in little meadow Creek in Cabarrus County, North Carolina, and gives oblivion in his home. Conrads father John reed learns that the rock is actually gold in 1802, initiating t ...

## 1810s

1810 years of the decade ran from January 1, 1810, until December 31, 1819. The decade opened with a very hostile political climate throughout the world. Napoleon invades neighbors Francis in the efforts to establish the French Empire, causing a ...

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