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56085651 = 329196781
BaseRepresentation
bin1101010111110…
…0110010010011
310220112110001100
43111330302103
5103324220101
65322035443
71250502006
oct325746223
9126473040
1056085651
1129727a86
1216948b83
13b80939b
14763d53d
154dcce86
hex357cc93

56085651 has 12 divisors (see below), whose sum is σ = 81112720. Its totient is φ = 37344240.

The previous prime is 56085649. The next prime is 56085671. The reversal of 56085651 is 15658065.

It is not a de Polignac number, because 56085651 - 21 = 56085649 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56085611) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4881 + ... + 11661.

Almost surely, 256085651 is an apocalyptic number.

56085651 is a deficient number, since it is larger than the sum of its proper divisors (25027069).

56085651 is a wasteful number, since it uses less digits than its factorization.

56085651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7706 (or 7703 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 36.

The square root of 56085651 is about 7489.0353851481. The cubic root of 56085651 is about 382.7811901345.

The spelling of 56085651 in words is "fifty-six million, eighty-five thousand, six hundred fifty-one".

Divisors: 1 3 9 919 2757 6781 8271 20343 61029 6231739 18695217 56085651