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13295868 = 2231107989
BaseRepresentation
bin110010101110…
…000011111100
3221000111111120
4302232003330
511400431433
61152550540
7221004315
oct62560374
927014446
1013295868
117561423
124552450
1329a6aa1
141aa160c
1512797b3
hexcae0fc

13295868 has 12 divisors (see below), whose sum is σ = 31023720. Its totient is φ = 4431952.

The previous prime is 13295857. The next prime is 13295873. The reversal of 13295868 is 86859231.

It is a tau number, because it is divible by the number of its divisors (12).

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

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, 553983 + ... + 554006.

It is an arithmetic number, because the mean of its divisors is an integer number (2585310).

Almost surely, 213295868 is an apocalyptic number.

It is an amenable number.

13295868 is an abundant number, since it is smaller than the sum of its proper divisors (17727852).

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

13295868 is a wasteful number, since it uses less digits than its factorization.

13295868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1107996 (or 1107994 counting only the distinct ones).

The product of its digits is 103680, while the sum is 42.

The square root of 13295868 is about 3646.3499557777. The cubic root of 13295868 is about 236.9039116253.

The spelling of 13295868 in words is "thirteen million, two hundred ninety-five thousand, eight hundred sixty-eight".

Divisors: 1 2 3 4 6 12 1107989 2215978 3323967 4431956 6647934 13295868