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56811675904 = 28148972
BaseRepresentation
bin110100111010001111…
…010110000100000000
312102122022012011022121
4310322033112010000
51412322242112104
642033211214024
74050563164114
oct647217260400
9172568164277
1056811675904
1122103789a75
12b016147314
135485048c99
142a6d267744
1517278ae254
hexd3a3d6100

56811675904 has 27 divisors (see below), whose sum is σ = 113409044077. Its totient is φ = 28403931136.

The previous prime is 56811675881. The next prime is 56811675919. The reversal of 56811675904 is 40957611865.

The square root of 56811675904 is 238352.

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

It can be written as a sum of positive squares in only one way, i.e., 52973625600 + 3838050304 = 230160^2 + 61952^2 .

It is a super-2 number, since 2×568116759042 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 3806184 + ... + 3821080.

Almost surely, 256811675904 is an apocalyptic number.

56811675904 is the 238352-nd square number.

It is an amenable number.

56811675904 is a deficient number, since it is larger than the sum of its proper divisors (56597368173).

56811675904 is an frugal number, since it uses more digits than its factorization.

56811675904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29810 (or 14899 counting only the distinct ones).

The product of its (nonzero) digits is 1814400, while the sum is 52.

The spelling of 56811675904 in words is "fifty-six billion, eight hundred eleven million, six hundred seventy-five thousand, nine hundred four".

Divisors: 1 2 4 8 16 32 64 128 256 14897 29794 59588 119176 238352 476704 953408 1906816 3813632 221920609 443841218 887682436 1775364872 3550729744 7101459488 14202918976 28405837952 56811675904