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13122192 = 2431671637
BaseRepresentation
bin110010000011…
…101010010000
3220200200021010
4302003222100
511324402232
61145130520
7216352056
oct62035220
926620233
1013122192
117452996
124489a40
132945a15
141a581d6
1512430cc
hexc83a90

13122192 has 40 divisors (see below), whose sum is σ = 34122816. Its totient is φ = 4345216.

The previous prime is 13122191. The next prime is 13122211. The reversal of 13122192 is 29122131.

It is not an unprimeable number, because it can be changed into a prime (13122191) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7198 + ... + 8834.

Almost surely, 213122192 is an apocalyptic number.

13122192 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13122192 is an abundant number, since it is smaller than the sum of its proper divisors (21000624).

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

13122192 is a wasteful number, since it uses less digits than its factorization.

13122192 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1815 (or 1809 counting only the distinct ones).

The product of its digits is 216, while the sum is 21.

The square root of 13122192 is about 3622.4566249991. The cubic root of 13122192 is about 235.8678758672.

The spelling of 13122192 in words is "thirteen million, one hundred twenty-two thousand, one hundred ninety-two".

Divisors: 1 2 3 4 6 8 12 16 24 48 167 334 501 668 1002 1336 1637 2004 2672 3274 4008 4911 6548 8016 9822 13096 19644 26192 39288 78576 273379 546758 820137 1093516 1640274 2187032 3280548 4374064 6561096 13122192