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13088284 = 22111092729
BaseRepresentation
bin110001111011…
…011000011100
3220121221202021
4301323120130
511322311114
61144305524
7216151156
oct61733034
926557667
1013088284
11742a470
1244722a4
132933461
141a49ad6
151238024
hexc7b61c

13088284 has 24 divisors (see below), whose sum is σ = 25225200. Its totient is φ = 5892480.

The previous prime is 13088281. The next prime is 13088323. The reversal of 13088284 is 48288031.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13088281) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 3432 + ... + 6160.

It is an arithmetic number, because the mean of its divisors is an integer number (1051050).

Almost surely, 213088284 is an apocalyptic number.

It is an amenable number.

13088284 is a deficient number, since it is larger than the sum of its proper divisors (12136916).

13088284 is a wasteful number, since it uses less digits than its factorization.

13088284 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2853 (or 2851 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 34.

The square root of 13088284 is about 3617.7733483456. The cubic root of 13088284 is about 235.6645382269.

The spelling of 13088284 in words is "thirteen million, eighty-eight thousand, two hundred eighty-four".

Divisors: 1 2 4 11 22 44 109 218 436 1199 2398 2729 4796 5458 10916 30019 60038 120076 297461 594922 1189844 3272071 6544142 13088284