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13088412 = 2233121189
BaseRepresentation
bin110001111011…
…011010011100
3220121221221000
4301323122130
511322312122
61144310300
7216151431
oct61733234
926557830
1013088412
11742a577
124472390
13293352c
141a49b88
1512380ac
hexc7b69c

13088412 has 24 divisors (see below), whose sum is σ = 33933200. Its totient is φ = 4362768.

The previous prime is 13088407. The next prime is 13088423. The reversal of 13088412 is 21488031.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60487 + ... + 60702.

Almost surely, 213088412 is an apocalyptic number.

13088412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13088412 is an abundant number, since it is smaller than the sum of its proper divisors (20844788).

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

13088412 is a wasteful number, since it uses less digits than its factorization.

13088412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121202 (or 121194 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 27.

The square root of 13088412 is about 3617.7910387417. The cubic root of 13088412 is about 235.6653064703.

The spelling of 13088412 in words is "thirteen million, eighty-eight thousand, four hundred twelve".

Divisors: 1 2 3 4 6 9 12 18 27 36 54 108 121189 242378 363567 484756 727134 1090701 1454268 2181402 3272103 4362804 6544206 13088412