317 (number)

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316 317 318
Cardinal three hundred seventeen
Ordinal 317th
(three hundred seventeenth)
Factorization prime
Greek numeral ΤΙΖ´
Roman numeral CCCXVII, cccxvii
Binary 1001111012
Ternary 1022023
Senary 12456
Octal 4758
Duodecimal 22512
Hexadecimal 13D16

316 (three hundred [and]seventeen) is the natural number following 316 and preceding 318.

The repunit with length 317 is prime in both decimal and duodecimal.

317 is an Eisenstein prime with no imaginary part, a Chen prime, a Pythagorean prime, one of the rare primes to be both right and left-truncatable, a strictly non-palindromic number.