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Number 57 (fifty-seven) is an odd two-digits composite number and natural number following 56 and preceding 58.

Properties of the number 57

Number of digits2
Sum of digits12
Product of digits35
Number parityOdd
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Prime Factorization of 57

Prime factorization3 x 19
Prime factors3, 19
Number of distinct prime factors ω(n)2
Total number of prime factors Ω(n)2
Sum of prime factors22
Product of prime factors57
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Divisors of 57

List of proper divisors 1, 3, 19
List of all dividers1, 3, 19, 57
Number of divisors d(n)4
Sum of all divisors σ(n)80
Aliquot sum 23
57 is a deficient number , since it is larger than the sum of its proper divisors (23). Its deficiency is 34.
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Prime numbers

Is 57 a prime number?No
Is 57 a semiprime number?Yes
Is 57 a Chen prime number?No
Is 57 a Mersenne prime number?No
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Is 57 a Catalan number?No
Is 57 a Fibonacci number?No
Is 57 a Idoneal number?Yes: I27
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Number theory

Number theory is a branch of pure mathematics devoted primarily to the study of the integers and integer-valued functions.
57 is not a Happy number
57 is not a Humble number
57 is not a Münchhausen number
57 is not a Perfect number
57 is not a Perfect square
57 is not a Palindrome
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Numeric Bases of 57

In mathematics, a base or radix of a numeral system is the number of unique digits, including zero, used to represent numbers in that system.
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Mathematical operations

Mathematical operations are actions that are performed on numbers or mathematical expressions to find a numerical result.
Square of 57 (n2)3249
Cube of 57 (n3)185193
Square root of 577.5498344352707
Natural Logarithm (ln) of 574.0430512678346
Decimal Logarithm (log) of 571.7558748556725
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Trigonometry is the study of the relationship between the angles and sides of a triangle.
Sine of 570.43616475524782
Cosecant of 572.2927116140593
Cosine of 570.89986682696919
Secant of 571.1112755465918
Tangent of 570.4846992267921
Cotangent of 572.0631351252989
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Number parity

Parity is the property of an integer of whether it is even or odd.

Is 57 an Even Number?


Is 57 an Odd Number?

Yes, the number 57 is an odd number.
Total number of all odd numbers from 1 to 57 is 29
Sum of all the odd numbers from 1 to 57 are 841
The sum of all odd numbers is a perfect square: 841 = 29
An odd number is any integer (a whole number) that cannot be divided by 2 evenly. Odd numbers are the opposite of even numbers.
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Ban number

In recreational mathematics, a ban number is a number that does not contain a particular letter when spelled out in English; in other words, the letter is "banned".
The spelling of 57 in words is "fifty-seven", meaning that:
57 is an aban number (a number without the letter a)
57 is not an eban number (as it contains the letter e)
57 is not an iban number (as it contains the letter i)
57 is an oban number (a number without the letter o)
57 is not a tban number (as it contains the letter t)
57 is an uban number (a number without the letter u)
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Numeral systems

How to write 57 in other number systems?
Bengali numerals৫৭
Eastern Arabic numerals٥٧
Hieroglyphs numeralsused in Ancient Egypt𓎊𓐀
Khmer numerals៥៧
Japanese numerals五十七
Roman numeralsLVII
Thai numerals๕๗
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How do you say 57 in 38 different languages?
Arabicسبعة و خمسون
Croatianpedeset i sedam
Czechpadesát sedm
Danish syv og halvtreds
Estonianblaatɔ̃ vɔ adre
Filipinolimáng pû’t pitó
Greekπενήντα επτά
Hebrewחמישים ושבע
Icelandicfimmtíu og sjó
Indonesianlima puluh tujuh
Latvianpiecdesmit septiņi
Lithuanianpenkiasdešimt septyni
Persianپنجاه و هفت
Polishpięćdziesiąt siedem
Portuguesecinquenta e sete
Romaniancincizeci şi şapte
Russianпятьдесят семь
Serbianпедесет и седам
Slovenepetdeset sedem
Spanish cincuenta y siete
Swahilihamsini na saba
Turkishelli yedi
Ukrainianпʼятдесят сім
Vietnamesenăm mươi bảy
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Number 57 reversed75
ASCII Code579
Unicode CharacterU+00399
Unix TimestampThu, 01 Jan 1970 00:00:57 +0000
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