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56656060 = 2252832803
BaseRepresentation
bin1101100000100…
…0000010111100
310221121102111121
43120020002330
5104000443220
65342200324
71255366006
oct330100274
9127542447
1056656060
1129a8759a
1216b830a4
13b978bc6
14774b376
154e91eaa
hex36080bc

56656060 has 12 divisors (see below), whose sum is σ = 118977768. Its totient is φ = 22662416.

The previous prime is 56656057. The next prime is 56656079. The reversal of 56656060 is 6065665.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1416382 + ... + 1416421.

It is an arithmetic number, because the mean of its divisors is an integer number (9914814).

Almost surely, 256656060 is an apocalyptic number.

It is an amenable number.

56656060 is an abundant number, since it is smaller than the sum of its proper divisors (62321708).

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

56656060 is a wasteful number, since it uses less digits than its factorization.

56656060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2832812 (or 2832810 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 34.

The square root of 56656060 is about 7527.0219874795. The cubic root of 56656060 is about 384.0744846109.

The spelling of 56656060 in words is "fifty-six million, six hundred fifty-six thousand, sixty".

Divisors: 1 2 4 5 10 20 2832803 5665606 11331212 14164015 28328030 56656060