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13307912 = 237392251
BaseRepresentation
bin110010110001…
…000000001000
3221001010000122
4302301000020
511401323122
61153122412
7221054402
oct62610010
927033018
1013307912
11756a482
124559408
1329ac407
141aa5b72
15127d142
hexcb1008

13307912 has 16 divisors (see below), whose sum is σ = 24997200. Its totient is φ = 6642000.

The previous prime is 13307893. The next prime is 13307927. The reversal of 13307912 is 21970331.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4787 + ... + 7037.

It is an arithmetic number, because the mean of its divisors is an integer number (1562325).

Almost surely, 213307912 is an apocalyptic number.

It is an amenable number.

13307912 is a deficient number, since it is larger than the sum of its proper divisors (11689288).

13307912 is a wasteful number, since it uses less digits than its factorization.

13307912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2996 (or 2992 counting only the distinct ones).

The product of its (nonzero) digits is 1134, while the sum is 26.

The square root of 13307912 is about 3648.0010964911. The cubic root of 13307912 is about 236.9754228047.

The spelling of 13307912 in words is "thirteen million, three hundred seven thousand, nine hundred twelve".

Divisors: 1 2 4 8 739 1478 2251 2956 4502 5912 9004 18008 1663489 3326978 6653956 13307912