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56527828 = 2272018851
BaseRepresentation
bin1101011110100…
…0101111010100
310221100220121021
43113220233110
5103432342303
65335330524
71254323110
oct327505724
9127326537
1056527828
11299aa215
1216b20a44
13b932726
147716740
154e68ebd
hex35e8bd4

56527828 has 12 divisors (see below), whose sum is σ = 113055712. Its totient is φ = 24226200.

The previous prime is 56527811. The next prime is 56527829. The reversal of 56527828 is 82872565.

56527828 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56527829) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1009398 + ... + 1009453.

Almost surely, 256527828 is an apocalyptic number.

It is an amenable number.

56527828 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

56527828 is a wasteful number, since it uses less digits than its factorization.

56527828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2018862 (or 2018860 counting only the distinct ones).

The product of its digits is 268800, while the sum is 43.

The square root of 56527828 is about 7518.4990523375. The cubic root of 56527828 is about 383.7845018441.

The spelling of 56527828 in words is "fifty-six million, five hundred twenty-seven thousand, eight hundred twenty-eight".

Divisors: 1 2 4 7 14 28 2018851 4037702 8075404 14131957 28263914 56527828