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56663524 = 2217979139
BaseRepresentation
bin1101100000100…
…1110111100100
310221121210202001
43120021313210
5104001213044
65342255044
71255426531
oct330116744
9127553661
1056663524
1129a92165
1216b87484
13b97c418
14774dd88
154e942d4
hex3609de4

56663524 has 12 divisors (see below), whose sum is σ = 99716400. Its totient is φ = 28173128.

The previous prime is 56663521. The next prime is 56663557. The reversal of 56663524 is 42536665.

56663524 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (56663521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38854 + ... + 40285.

It is an arithmetic number, because the mean of its divisors is an integer number (8309700).

Almost surely, 256663524 is an apocalyptic number.

It is an amenable number.

56663524 is a deficient number, since it is larger than the sum of its proper divisors (43052876).

56663524 is a wasteful number, since it uses less digits than its factorization.

56663524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79322 (or 79320 counting only the distinct ones).

The product of its digits is 129600, while the sum is 37.

The square root of 56663524 is about 7527.5177847681. The cubic root of 56663524 is about 384.0913501564.

The spelling of 56663524 in words is "fifty-six million, six hundred sixty-three thousand, five hundred twenty-four".

Divisors: 1 2 4 179 358 716 79139 158278 316556 14165881 28331762 56663524