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316377310257 = 32129469271517
BaseRepresentation
bin1001001101010011000…
…11101010010000110001
31010020121212201120220200
410212221203222100301
520140420042412012
6401201451425413
731600060523511
oct4465143522061
91106555646820
10316377310257
111121a181a958
1251396155269
1323aacb10938
141145424d841
15836a3853dc
hex49a98ea431

316377310257 has 12 divisors (see below), whose sum is σ = 456994660980. Its totient is φ = 210915800928.

The previous prime is 316377310247. The next prime is 316377310273. The reversal of 316377310257 is 752013773613.

316377310257 is a `hidden beast` number, since 3 + 1 + 637 + 7 + 3 + 1 + 0 + 2 + 5 + 7 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 15595264161 + 300782046096 = 124881^2 + 548436^2 .

It is not a de Polignac number, because 316377310257 - 219 = 316376785969 is a prime.

It is not an unprimeable number, because it can be changed into a prime (316377310217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1029463 + ... + 1300979.

It is an arithmetic number, because the mean of its divisors is an integer number (38082888415).

Almost surely, 2316377310257 is an apocalyptic number.

It is an amenable number.

316377310257 is a deficient number, since it is larger than the sum of its proper divisors (140617350723).

316377310257 is a wasteful number, since it uses less digits than its factorization.

316377310257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 400992 (or 400989 counting only the distinct ones).

The product of its (nonzero) digits is 555660, while the sum is 45.

The spelling of 316377310257 in words is "three hundred sixteen billion, three hundred seventy-seven million, three hundred ten thousand, two hundred fifty-seven".

Divisors: 1 3 9 129469 271517 388407 814551 1165221 2443653 35153034473 105459103419 316377310257