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56927025 = 32525032
BaseRepresentation
bin1101100100101…
…0001100110001
310222010012012100
43121022030301
5104033131100
65352051013
71260605001
oct331121461
9128105170
1056927025
112a152131
1217093a69
13ba4233c
1477bc001
154ee7400
hex364a331

56927025 has 27 divisors (see below), whose sum is σ = 102165739. Its totient is φ = 30300720.

The previous prime is 56926997. The next prime is 56927041. The reversal of 56927025 is 52072965.

The square root of 56927025 is 7545.

It is a perfect power (a square), and thus also a powerful number.

56927025 is a `hidden beast` number, since 569 + 2 + 70 + 25 = 666.

It can be written as a sum of positive squares in only one way, i.e., 20493729 + 36433296 = 4527^2 + 6036^2 .

It is not a de Polignac number, because 56927025 - 25 = 56926993 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 112924 + ... + 113426.

Almost surely, 256927025 is an apocalyptic number.

56927025 is the 7545-th square number.

56927025 is the 3773-rd centered octagonal number.

It is an amenable number.

56927025 is a deficient number, since it is larger than the sum of its proper divisors (45238714).

56927025 is an equidigital number, since it uses as much as digits as its factorization.

56927025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1022 (or 511 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 36.

The cubic root of 56927025 is about 384.6858065154.

Multiplying 56927025 by its sum of digits (36), we get a square (2049372900 = 452702).

The spelling of 56927025 in words is "fifty-six million, nine hundred twenty-seven thousand, twenty-five".

Divisors: 1 3 5 9 15 25 45 75 225 503 1509 2515 4527 7545 12575 22635 37725 113175 253009 759027 1265045 2277081 3795135 6325225 11385405 18975675 56927025