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57892055 = 5131752391
BaseRepresentation
bin1101110011010…
…1110011010111
311000221012222012
43130311303113
5104310021210
65424454435
71302034334
oct334656327
9130835865
1057892055
112a751181
121747a41b
13bcbc670
14798d98b
155138305
hex3735cd7

57892055 has 16 divisors (see below), whose sum is σ = 79216704. Its totient is φ = 40235520.

The previous prime is 57892049. The next prime is 57892057. The reversal of 57892055 is 55029875.

It is a de Polignac number, because none of the positive numbers 2k-57892055 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57892057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25091 + ... + 27300.

It is an arithmetic number, because the mean of its divisors is an integer number (4951044).

Almost surely, 257892055 is an apocalyptic number.

57892055 is a deficient number, since it is larger than the sum of its proper divisors (21324649).

57892055 is a wasteful number, since it uses less digits than its factorization.

57892055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52426.

The product of its (nonzero) digits is 126000, while the sum is 41.

The square root of 57892055 is about 7608.6828689334. The cubic root of 57892055 is about 386.8473759793.

The spelling of 57892055 in words is "fifty-seven million, eight hundred ninety-two thousand, fifty-five".

Divisors: 1 5 13 17 65 85 221 1105 52391 261955 681083 890647 3405415 4453235 11578411 57892055