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12968695 = 53122699
BaseRepresentation
bin110001011110…
…001011110111
3220101212201001
4301132023313
511304444240
61141544131
7215142415
oct61361367
926355631
1012968695
117358633
124415047
1328c0bac
141a182b5
15121289a
hexc5e2f7

12968695 has 12 divisors (see below), whose sum is σ = 16086600. Its totient is φ = 10036560.

The previous prime is 12968689. The next prime is 12968699. The reversal of 12968695 is 59686921.

12968695 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12968695 - 23 = 12968687 is a prime.

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 polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3456 + ... + 6154.

It is an arithmetic number, because the mean of its divisors is an integer number (1340550).

Almost surely, 212968695 is an apocalyptic number.

12968695 is a deficient number, since it is larger than the sum of its proper divisors (3117905).

12968695 is an equidigital number, since it uses as much as digits as its factorization.

12968695 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2766 (or 2735 counting only the distinct ones).

The product of its digits is 233280, while the sum is 46.

The square root of 12968695 is about 3601.2074364024. The cubic root of 12968695 is about 234.9445772424.

The spelling of 12968695 in words is "twelve million, nine hundred sixty-eight thousand, six hundred ninety-five".

Divisors: 1 5 31 155 961 2699 4805 13495 83669 418345 2593739 12968695