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13388252 = 2210930707
BaseRepresentation
bin110011000100…
…100111011100
3221012012020012
4303010213130
511411411002
61154542352
7221540543
oct63044734
927165205
1013388252
117614879
1245979b8
132a09b57
141ac715a
151296d52
hexcc49dc

13388252 has 12 divisors (see below), whose sum is σ = 23645160. Its totient is φ = 6632496.

The previous prime is 13388201. The next prime is 13388261. The reversal of 13388252 is 25288331.

13388252 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14918 + ... + 15789.

It is an arithmetic number, because the mean of its divisors is an integer number (1970430).

Almost surely, 213388252 is an apocalyptic number.

It is an amenable number.

13388252 is a deficient number, since it is larger than the sum of its proper divisors (10256908).

13388252 is a wasteful number, since it uses less digits than its factorization.

13388252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30820 (or 30818 counting only the distinct ones).

The product of its digits is 11520, while the sum is 32.

The square root of 13388252 is about 3658.9960371665. The cubic root of 13388252 is about 237.4513407238.

The spelling of 13388252 in words is "thirteen million, three hundred eighty-eight thousand, two hundred fifty-two".

Divisors: 1 2 4 109 218 436 30707 61414 122828 3347063 6694126 13388252