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317964853 is a prime number
BaseRepresentation
bin10010111100111…
…100001000110101
3211011022021210001
4102330330020311
51122344333403
651315031301
710610441143
oct2274741065
9734267701
10317964853
11153534778
128a59b531
1350b4aaab
143032c593
151cdabc1d
hex12f3c235

317964853 has 2 divisors, whose sum is σ = 317964854. Its totient is φ = 317964852.

The previous prime is 317964851. The next prime is 317964869. The reversal of 317964853 is 358469713.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 306145009 + 11819844 = 17497^2 + 3438^2 .

It is a cyclic number.

It is not a de Polignac number, because 317964853 - 21 = 317964851 is a prime.

It is a super-2 number, since 2×3179648532 = 202203295486623218, which contains 22 as substring.

Together with 317964851, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (317964851) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158982426 + 158982427.

It is an arithmetic number, because the mean of its divisors is an integer number (158982427).

Almost surely, 2317964853 is an apocalyptic number.

It is an amenable number.

317964853 is a deficient number, since it is larger than the sum of its proper divisors (1).

317964853 is an equidigital number, since it uses as much as digits as its factorization.

317964853 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 544320, while the sum is 46.

The square root of 317964853 is about 17831.5689999506. The cubic root of 317964853 is about 682.5372719563.

The spelling of 317964853 in words is "three hundred seventeen million, nine hundred sixty-four thousand, eight hundred fifty-three".