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56756874 = 2341230719
BaseRepresentation
bin1101100010000…
…0101010001010
310221210112210110
43120200222022
5104012204444
65344255150
71256265636
oct330405212
9127715713
1056756874
112a046309
12170114b6
13b9b2a65
147775dc6
154eb1cb9
hex3620a8a

56756874 has 16 divisors (see below), whose sum is σ = 116282880. Its totient is φ = 18457440.

The previous prime is 56756867. The next prime is 56756891. The reversal of 56756874 is 47865765.

It can be divided in two parts, 56756 and 874, that added together give a triangular number (57630 = T339).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 115114 + ... + 115605.

It is an arithmetic number, because the mean of its divisors is an integer number (7267680).

Almost surely, 256756874 is an apocalyptic number.

56756874 is an abundant number, since it is smaller than the sum of its proper divisors (59526006).

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

56756874 is a wasteful number, since it uses less digits than its factorization.

56756874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230765.

The product of its digits is 1411200, while the sum is 48.

The square root of 56756874 is about 7533.7158162490. The cubic root of 56756874 is about 384.3021574703.

The spelling of 56756874 in words is "fifty-six million, seven hundred fifty-six thousand, eight hundred seventy-four".

Divisors: 1 2 3 6 41 82 123 246 230719 461438 692157 1384314 9459479 18918958 28378437 56756874