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13706672 = 247217483
BaseRepresentation
bin110100010010…
…010110110000
3221210101000112
4310102112300
512002103142
61205440452
7224335100
oct64222660
927711015
1013706672
117812031
124710128
132abba75
141b6b200
15130b382
hexd125b0

13706672 has 30 divisors (see below), whose sum is σ = 30894228. Its totient is φ = 5873952.

The previous prime is 13706663. The next prime is 13706683. The reversal of 13706672 is 27660731.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7958 + ... + 9525.

Almost surely, 213706672 is an apocalyptic number.

It is an amenable number.

13706672 is an abundant number, since it is smaller than the sum of its proper divisors (17187556).

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

13706672 is a wasteful number, since it uses less digits than its factorization.

13706672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17505 (or 17492 counting only the distinct ones).

The product of its (nonzero) digits is 10584, while the sum is 32.

The square root of 13706672 is about 3702.2522874596. The cubic root of 13706672 is about 239.3190885102.

The spelling of 13706672 in words is "thirteen million, seven hundred six thousand, six hundred seventy-two".

Divisors: 1 2 4 7 8 14 16 28 49 56 98 112 196 392 784 17483 34966 69932 122381 139864 244762 279728 489524 856667 979048 1713334 1958096 3426668 6853336 13706672