The number 255

Representation numerals

Greek numeral

σνεʹ

Arabic numeral

٢٥٥

Roman numeral

CCLV

Maya numeral

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Chinese numeral

二百五十五

Hebrew numeral

רנה
Numeral systems
Binary: 11111111
Septimal (base 7): 513
Octal: 377
Hexadecimal: ff
Base 24: AF
Factorization
255 = 3 × 5 × 17
255 has 8 divisors: 1, 3, 5, 15, 17, 51, 85, 255
Sum of all divisors other than 255: 177
Sums & differences
Difference of 2 squares: 255 = 282 - 232 = 442 - 412 = 1282 - 1272
Characteristics
255 is a palindromic number in binary system (11111111)
Related primes
The 255th prime number is: 1613
Previous prime number: 251 — Next prime number: 257
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