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# 256

Number 256 (two hundred fifty-six) is an even three-digits composite number and natural number following 255 and preceding 257.

## Properties of the number 256

 Nominal 256 Cardinal two hundred fifty-six Cardinaltwo hundred fifty-six Ordinal 256th Number of digits 3 Sum of digits 13 Product of digits 60 Number parity Even
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## Prime Factorization of 256

 Prime factorization 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 Prime factorization in exponent form 28 Prime factors 2 Number of distinct prime factors ω(n) 1 Total number of prime factors Ω(n) 8 Sum of prime factors 2 Product of prime factors 2
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## Divisors of 256

 List of proper divisors 1, 2, 4, 8, 16, 32, 64, 128 List of all dividers 1, 2, 4, 8, 16, 32, 64, 128, 256 Number of divisors d(n) 9 Sum of all divisors σ(n) 511 Aliquot sum 255 256 is a deficient number , since it is larger than the sum of its proper divisors (255). Its deficiency is 1.
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## Prime numbers

 Is 256 a prime number? No Is 256 a semiprime number? No Is 256 a Chen prime number? No Is 256 a Mersenne prime number? No
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## Sequences

 Is 256 a Catalan number? No Is 256 a Fibonacci number? No Is 256 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.
 256 is not a Happy number 256 is a Humble number 256 is not a Münchhausen number 256 is not a Perfect number 256 is a Perfect square 256 is not a Palindrome
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## Numeric Bases of 256

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.
BaseSystemValue
2Binary1000000002
3Ternary1001113
4Quaternary100004
5Quinary20115
6Senary11046
7Septenary5147
8Octal4008
9Nonary3149
10Decimal256
12Duodecimal19412
20Vigesimalcg20
36Base367436
60Sexagesimal4G60
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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 256 (n2) 65536 Cube of 256 (n3) 1.67772e+07 Square root of 256 16 Natural Logarithm (ln) of 256 5.54518 Decimal Logarithm (log) of 256 2.40824
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## Trigonometry

Trigonometry is the study of the relationship between the angles and sides of a triangle.
 Sine of 256 -0.999208 Cosecant of 256 -1.00079 Cosine of 256 -0.0397908 Secant of 256 -25.1315 Tangent of 256 25.1116 Cotangent of 256 0.0398223
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## Number parity

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

### Is 256 an Even Number?

Yes, the number 256 is an even number.

### Is 256 an Odd Number?

No
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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 256 in words is "two hundred fifty-six", meaning that: 256 is an aban number (a number without the letter a) 256 is not an eban number (as it contains the letter e) 256 is not an iban number (as it contains the letter i) 256 is not an oban number (as it contains the letter o) 256 is not a tban number (as it contains the letter t) 256 is not an uban number (as it contains the letter u)
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## Numeral systems

How to write 256 in other number systems?
 Bengali numerals ২৫৬ Eastern Arabic numerals ٢٥٦ Hieroglyphs numeralsused in Ancient Egypt 𓍣𓎊𓏿 Khmer numerals ២៥៦ Japanese numerals 二百五十六 Roman numerals CCLVI Thai numerals ๒๕๖
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## Translation

How do you say 256 in 38 different languages?
 Arabic مائتان و ستة و خمسون Croatian dvjesto pedeset i šest Czech dvě stě padesát šest Danish to hundrede seks og halvtreds Dutch tweehonderdzesenvijftig Estonian alafa eve blaatɔ̃ vɔ ade Faroese tvey­hundrað­og­fimmti­seks Filipino dalawáng daán at limáng pû’t anim Finnish kaksi­sataa­viisi­kymmentä­kuusi French deux cent cinquante-six Greek διακόσια πενήντα έξι German zwei­hundert­sechs­und­fünfzig Hebrew מאתיים חמישים ושש Hindi दो सौ छप्पन Hungarian két­száz­ötven­hat Icelandic tvö­hundrað og fimmtíu og sex Indonesian dua ratus lima puluh enam Italian duecentocinquantasei Japanese 二百五十六 Korean 이백오십육 Latvian divsimt piecdesmit seši Lithuanian du šimtai penkiasdešimt šeši Norwegian to hundre og femti­seks Persian دویست و پنجاه و شش Polish dwieście pięćdziesiąt sześć Portuguese duzentos e cinquenta e seis Romanian două sute cincizeci şi şase Russian двести пятьдесят шесть Serbian двеста педесет и шест Slovak dve­sto päťdesiat­šesť Slovene dvjesto petdeset šest Spanish doscientos cincuenta y seis Swahili mia mbili na hamsini na sita Swedish tvåhundrafemtiosex Thai สอง​ร้อย​ห้า​สิบ​หก Turkish iki yüz elli altı Ukrainian двісті пʼятдесят шість Vietnamese hai trăm năm mươi sáu
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## Miscellaneous

 Number 256 reversed 652 Unicode Character U+0100 Ā Hexadecimal color (shorthand) #225566 Unix Timestamp Thu, 01 Jan 1970 00:04:16 +0000
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