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313954974679 = 1752889349183
BaseRepresentation
bin1001001000110010010…
…11001011101111010111
31010000101001200012012011
410210121023023233113
520120434433142204
6400121240405051
731453045152613
oct4443113135727
91100331605164
10313954974679
11111169442325
1250a1aa76787
13237b5004788
14112a4658343
15827789b304
hex49192cbbd7

313954974679 has 8 divisors (see below), whose sum is σ = 332430151680. Its totient is φ = 295480601856.

The previous prime is 313954974649. The next prime is 313954974701. The reversal of 313954974679 is 976479459313.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-313954974679 is a prime.

It is a super-2 number, since 2×3139549746792 (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (313954974649) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 724522 + ... + 1073704.

It is an arithmetic number, because the mean of its divisors is an integer number (41553768960).

Almost surely, 2313954974679 is an apocalyptic number.

313954974679 is a deficient number, since it is larger than the sum of its proper divisors (18475177001).

313954974679 is a wasteful number, since it uses less digits than its factorization.

313954974679 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 402089.

The product of its digits is 154314720, while the sum is 67.

The spelling of 313954974679 in words is "three hundred thirteen billion, nine hundred fifty-four million, nine hundred seventy-four thousand, six hundred seventy-nine".

Divisors: 1 17 52889 349183 899113 5936111 18467939687 313954974679