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12313915962 = 2319991026673
BaseRepresentation
bin10110111011111011…
…10111001000111010
31011210011210202002120
423131331313020322
5200204330302322
65353521542110
7614102362425
oct133575671072
934704722076
1012313915962
115249980357
122477aa4936
1312131c570a
1484b5b49bc
154c10cca5c
hex2ddf7723a

12313915962 has 16 divisors (see below), whose sum is σ = 24640176000. Its totient is φ = 4102581312.

The previous prime is 12313915951. The next prime is 12313915963. The reversal of 12313915962 is 26951931321.

It is not an unprimeable number, because it can be changed into a prime (12313915963) 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, 501343 + ... + 525330.

It is an arithmetic number, because the mean of its divisors is an integer number (1540011000).

Almost surely, 212313915962 is an apocalyptic number.

12313915962 is an abundant number, since it is smaller than the sum of its proper divisors (12326260038).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12313915962 is a wasteful number, since it uses less digits than its factorization.

12313915962 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1028677.

The product of its digits is 87480, while the sum is 42.

It can be divided in two parts, 1231 and 3915962, that added together give a palindrome (3917193).

The spelling of 12313915962 in words is "twelve billion, three hundred thirteen million, nine hundred fifteen thousand, nine hundred sixty-two".

Divisors: 1 2 3 6 1999 3998 5997 11994 1026673 2053346 3080019 6160038 2052319327 4104638654 6156957981 12313915962