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13792792 = 2313132623
BaseRepresentation
bin110100100111…
…011000011000
3221221202011011
4310213120120
512012332132
61211343304
7225144136
oct64473030
927852134
1013792792
117870802
124751b34
132b1c020
141b90756
151326b47
hexd27618

13792792 has 16 divisors (see below), whose sum is σ = 27851040. Its totient is φ = 6365856.

The previous prime is 13792789. The next prime is 13792811. The reversal of 13792792 is 29729731.

It is a super-2 number, since 2×137927922 = 380482222310528, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66208 + ... + 66415.

It is an arithmetic number, because the mean of its divisors is an integer number (1740690).

Almost surely, 213792792 is an apocalyptic number.

It is an amenable number.

13792792 is an abundant number, since it is smaller than the sum of its proper divisors (14058248).

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

13792792 is a wasteful number, since it uses less digits than its factorization.

13792792 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132642 (or 132638 counting only the distinct ones).

The product of its digits is 47628, while the sum is 40.

The square root of 13792792 is about 3713.8648332970. The cubic root of 13792792 is about 239.8192620732.

It can be divided in two parts, 137 and 92792, that added together give a palindrome (92929).

The spelling of 13792792 in words is "thirteen million, seven hundred ninety-two thousand, seven hundred ninety-two".

Divisors: 1 2 4 8 13 26 52 104 132623 265246 530492 1060984 1724099 3448198 6896396 13792792