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57872804 = 22111315291
BaseRepresentation
bin1101110011000…
…1000110100100
311000220020120012
43130301012210
5104303412204
65424225352
71301624243
oct334610644
9130806505
1057872804
112a738770
121746b258
13bcb3982
14798695a
15513276e
hex37311a4

57872804 has 12 divisors (see below), whose sum is σ = 110484528. Its totient is φ = 26305800.

The previous prime is 57872783. The next prime is 57872813. The reversal of 57872804 is 40827875.

It is a super-2 number, since 2×578728042 = 6698522885644832, which contains 22 as substring.

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, 657602 + ... + 657689.

It is an arithmetic number, because the mean of its divisors is an integer number (9207044).

Almost surely, 257872804 is an apocalyptic number.

It is an amenable number.

57872804 is a deficient number, since it is larger than the sum of its proper divisors (52611724).

57872804 is a wasteful number, since it uses less digits than its factorization.

57872804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1315306 (or 1315304 counting only the distinct ones).

The product of its (nonzero) digits is 125440, while the sum is 41.

The square root of 57872804 is about 7607.4176959071. The cubic root of 57872804 is about 386.8044914276.

The spelling of 57872804 in words is "fifty-seven million, eight hundred seventy-two thousand, eight hundred four".

Divisors: 1 2 4 11 22 44 1315291 2630582 5261164 14468201 28936402 57872804