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12968696 = 2313124699
BaseRepresentation
bin110001011110…
…001011111000
3220101212201002
4301132023320
511304444241
61141544132
7215142416
oct61361370
926355632
1012968696
117358634
124415048
1328c0bb0
141a182b6
15121289b
hexc5e2f8

12968696 has 16 divisors (see below), whose sum is σ = 26187000. Its totient is φ = 5985504.

The previous prime is 12968689. The next prime is 12968699. The reversal of 12968696 is 69686921.

It is a self number, because there is not a number n which added to its sum of digits gives 12968696.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12968699) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62246 + ... + 62453.

Almost surely, 212968696 is an apocalyptic number.

It is an amenable number.

12968696 is an abundant number, since it is smaller than the sum of its proper divisors (13218304).

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

12968696 is a wasteful number, since it uses less digits than its factorization.

12968696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124718 (or 124714 counting only the distinct ones).

The product of its digits is 279936, while the sum is 47.

The square root of 12968696 is about 3601.2075752447. The cubic root of 12968696 is about 234.9445832812.

The spelling of 12968696 in words is "twelve million, nine hundred sixty-eight thousand, six hundred ninety-six".

Divisors: 1 2 4 8 13 26 52 104 124699 249398 498796 997592 1621087 3242174 6484348 12968696