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56768025 = 3522332909
BaseRepresentation
bin1101100010001…
…1011000011001
310221211010002110
43120203120121
5104013034100
65344422533
71256343306
oct330433031
9127733073
1056768025
112a053726
1217017a49
13b9b7b62
14777a0ad
154eb5250
hex3623619

56768025 has 24 divisors (see below), whose sum is σ = 97940160. Its totient is φ = 28959040.

The previous prime is 56768021. The next prime is 56768039. The reversal of 56768025 is 52086765.

It is a happy number.

It is not a de Polignac number, because 56768025 - 22 = 56768021 is a prime.

It is not an unprimeable number, because it can be changed into a prime (56768021) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14730 + ... + 18179.

It is an arithmetic number, because the mean of its divisors is an integer number (4080840).

Almost surely, 256768025 is an apocalyptic number.

It is an amenable number.

56768025 is a deficient number, since it is larger than the sum of its proper divisors (41172135).

56768025 is a wasteful number, since it uses less digits than its factorization.

56768025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32945 (or 32940 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 39.

The square root of 56768025 is about 7534.4558529465. The cubic root of 56768025 is about 384.3273237185.

The spelling of 56768025 in words is "fifty-six million, seven hundred sixty-eight thousand, twenty-five".

Divisors: 1 3 5 15 23 25 69 75 115 345 575 1725 32909 98727 164545 493635 756907 822725 2270721 2468175 3784535 11353605 18922675 56768025