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56634025 = 527323623
BaseRepresentation
bin1101100000001…
…0101010101001
310221120022021111
43120002222221
5103444242100
65341510321
71255244530
oct330025251
9127508244
1056634025
1129a71a88
1216b723a1
13b96bb76
147743317
154e8a6ba
hex3602aa9

56634025 has 12 divisors (see below), whose sum is σ = 80258752. Its totient is φ = 38834640.

The previous prime is 56634001. The next prime is 56634031. The reversal of 56634025 is 52043665.

It is not a de Polignac number, because 56634025 - 29 = 56633513 is a prime.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 161637 + ... + 161986.

Almost surely, 256634025 is an apocalyptic number.

It is an amenable number.

56634025 is a deficient number, since it is larger than the sum of its proper divisors (23624727).

56634025 is a wasteful number, since it uses less digits than its factorization.

56634025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 323640 (or 323635 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 31.

The square root of 56634025 is about 7525.5581188374. The cubic root of 56634025 is about 384.0246860034.

The spelling of 56634025 in words is "fifty-six million, six hundred thirty-four thousand, twenty-five".

Divisors: 1 5 7 25 35 175 323623 1618115 2265361 8090575 11326805 56634025