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13712956 = 223428239
BaseRepresentation
bin110100010011…
…111000111100
3221210200122021
4310103320330
512002303311
61205525524
7224362315
oct64237074
927720567
1013712956
117816824
1247138a4
132ac189a
141b6d60c
15130d171
hexd13e3c

13712956 has 6 divisors (see below), whose sum is σ = 23997680. Its totient is φ = 6856476.

The previous prime is 13712947. The next prime is 13712971. The reversal of 13712956 is 65921731.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 1714116 + ... + 1714123.

Almost surely, 213712956 is an apocalyptic number.

It is an amenable number.

13712956 is a deficient number, since it is larger than the sum of its proper divisors (10284724).

13712956 is a wasteful number, since it uses less digits than its factorization.

13712956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3428243 (or 3428241 counting only the distinct ones).

The product of its digits is 11340, while the sum is 34.

The square root of 13712956 is about 3703.1008627905. The cubic root of 13712956 is about 239.3556558935.

The spelling of 13712956 in words is "thirteen million, seven hundred twelve thousand, nine hundred fifty-six".

Divisors: 1 2 4 3428239 6856478 13712956