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316997013 = 3311339761
BaseRepresentation
bin10010111001001…
…111110110010101
3211002111010011010
4102321033312111
51122122401023
651242202433
710566300354
oct2271176625
9732433133
10316997013
11152a33603
128a1b3419
135089c3c8
143015999b
151cc6a093
hex12e4fd95

316997013 has 8 divisors (see below), whose sum is σ = 424022976. Its totient is φ = 210651200.

The previous prime is 316996997. The next prime is 316997047. The reversal of 316997013 is 310799613.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 316997013 - 24 = 316996997 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (316998013) 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 7 ways as a sum of consecutive naturals, for example, 168948 + ... + 170813.

It is an arithmetic number, because the mean of its divisors is an integer number (53002872).

Almost surely, 2316997013 is an apocalyptic number.

It is an amenable number.

316997013 is a deficient number, since it is larger than the sum of its proper divisors (107025963).

316997013 is a wasteful number, since it uses less digits than its factorization.

316997013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 340075.

The product of its (nonzero) digits is 30618, while the sum is 39.

The square root of 316997013 is about 17804.4099312502. The cubic root of 316997013 is about 681.8440525149.

The spelling of 316997013 in words is "three hundred sixteen million, nine hundred ninety-seven thousand, thirteen".

Divisors: 1 3 311 933 339761 1019283 105665671 316997013