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13075868 = 2213223292
BaseRepresentation
bin110001111000…
…010110011100
3220121022201102
4301320112130
511321411433
61144132232
7216100031
oct61702634
926538642
1013075868
117421103
124467078
13292a900
141a45388
1512344e8
hexc7859c

13075868 has 54 divisors (see below), whose sum is σ = 26778024. Its totient is φ = 5573568.

The previous prime is 13075861. The next prime is 13075871. The reversal of 13075868 is 86857031.

13075868 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13075861) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 450878 + ... + 450906.

Almost surely, 213075868 is an apocalyptic number.

It is an amenable number.

13075868 is an abundant number, since it is smaller than the sum of its proper divisors (13702156).

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

13075868 is a wasteful number, since it uses less digits than its factorization.

13075868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111 (or 67 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 38.

The square root of 13075868 is about 3616.0569685778. The cubic root of 13075868 is about 235.5899947998.

The spelling of 13075868 in words is "thirteen million, seventy-five thousand, eight hundred sixty-eight".

Divisors: 1 2 4 13 23 26 29 46 52 58 92 116 169 299 338 377 598 667 676 754 841 1196 1334 1508 1682 2668 3364 3887 4901 7774 8671 9802 10933 15548 17342 19343 19604 21866 34684 38686 43732 77372 112723 142129 225446 251459 284258 450892 502918 568516 1005836 3268967 6537934 13075868