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Number 64 (sixty-four) is an even two-digits composite number and natural number following 63 and preceding 65.

Properties of the number 64

Number of digits2
Sum of digits10
Product of digits24
Number parityEven
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Prime Factorization of 64

Prime factorization2 x 2 x 2 x 2 x 2 x 2
Prime factorization in exponent form26
Prime factors2
Number of distinct prime factors ω(n)1
Total number of prime factors Ω(n)6
Sum of prime factors2
Product of prime factors2
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Divisors of 64

List of proper divisors 1, 2, 4, 8, 16, 32
List of all dividers1, 2, 4, 8, 16, 32, 64
Number of divisors d(n)7
Sum of all divisors σ(n)127
Aliquot sum 63
64 is a deficient number , since it is larger than the sum of its proper divisors (63). Its deficiency is 1.
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Prime numbers

Is 64 a prime number?No
Is 64 a semiprime number?No
Is 64 a Chen prime number?No
Is 64 a Mersenne prime number?No
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Is 64 a Catalan number?No
Is 64 a Fibonacci number?No
Is 64 a Idoneal number?No
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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.
64 is not a Happy number
64 is a Humble number
64 is not a Münchhausen number
64 is not a Perfect number
64 is a Perfect square
64 is not a Palindrome
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Numeric Bases of 64

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 64 (n2)4096
Cube of 64 (n3)262144
Square root of 648
Natural Logarithm (ln) of 644.1588830833597
Decimal Logarithm (log) of 641.8061799739839
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Trigonometry is the study of the relationship between the angles and sides of a triangle.
Sine of 640.92002603819679
Cosecant of 641.0869257591448
Cosine of 640.39185723042955
Secant of 642.5519498489381
Tangent of 642.3478603091954
Cotangent of 640.425919717661
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Number parity

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

Is 64 an Even Number?

Yes, the number 64 is an even number.

Is 64 an Odd Number?

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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 64 in words is "sixty-four", meaning that:
64 is an aban number (a number without the letter a)
64 is an eban number (a number without the letter e)
64 is not an iban number (as it contains the letter i)
64 is not an oban number (as it contains the letter o)
64 is not a tban number (as it contains the letter t)
64 is not an uban number (as it contains the letter u)
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Numeral systems

How to write 64 in other number systems?
Bengali numerals৬৪
Eastern Arabic numerals٦٤
Hieroglyphs numeralsused in Ancient Egypt𓎋𓏽
Khmer numerals៦៤
Japanese numerals六十四
Roman numeralsLXIV
Thai numerals๖๔
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How do you say 64 in 38 different languages?
Arabicأربعة و ستون
Croatianšezdeset i četiri
Czechšedesát čtyři
Danish fire og tres
Estonianblaade vɔ ene
Filipinoanim na pû’t ápat
Greekεξήντα τέσσερα
Hebrewשישים וארבע
Icelandicsextíu og fjórir
Indonesianenam puluh empat
Latviansešdesmit četri
Lithuanianšešiasdešimt keturi
Persianشصت و چهار
Polishsześćdziesiąt cztery
Portuguesesessenta e quatro
Romanianşasezeci şi patru
Russianшестьдесят четыре
Serbianшездесет и четири
Slovenešestdeset štiri
Spanish sesenta y cuatro
Swahilisitini na nne
Turkishaltmış dört
Ukrainianшістдесят чотири
Vietnamesesáu mươi tư
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Number 64 reversed46
ASCII Code64@
Unicode CharacterU+0040@
Unix TimestampThu, 01 Jan 1970 00:01:04 +0000
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