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57705164 = 22111311481
BaseRepresentation
bin1101110000100…
…0001011001100
311000120201121022
43130020023030
5104233031124
65420453312
71300325426
oct334101314
9130521538
1057705164
112a633820
12173aa238
13bc5558a
147941816
1550ecc5e
hex37082cc

57705164 has 12 divisors (see below), whose sum is σ = 110164488. Its totient is φ = 26229600.

The previous prime is 57705149. The next prime is 57705173. The reversal of 57705164 is 46150775.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 655697 + ... + 655784.

It is an arithmetic number, because the mean of its divisors is an integer number (9180374).

Almost surely, 257705164 is an apocalyptic number.

It is an amenable number.

57705164 is a deficient number, since it is larger than the sum of its proper divisors (52459324).

57705164 is a wasteful number, since it uses less digits than its factorization.

57705164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1311496 (or 1311494 counting only the distinct ones).

The product of its (nonzero) digits is 29400, while the sum is 35.

The square root of 57705164 is about 7596.3915117640. The cubic root of 57705164 is about 386.4306450354.

The spelling of 57705164 in words is "fifty-seven million, seven hundred five thousand, one hundred sixty-four".

Divisors: 1 2 4 11 22 44 1311481 2622962 5245924 14426291 28852582 57705164