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57101412 = 2235578543
BaseRepresentation
bin1101100111010…
…0110001100100
310222110001102010
43121310301210
5104104221122
65355514220
71262232264
oct331646144
9128401363
1057101412
112a261155
1217158970
13baa3824
1478257a4
15502de0c
hex3674c64

57101412 has 24 divisors (see below), whose sum is σ = 133491456. Its totient is φ = 18997408.

The previous prime is 57101399. The next prime is 57101413. The reversal of 57101412 is 21410175.

It is a happy number.

57101412 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 (57101413) 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 7 ways as a sum of consecutive naturals, for example, 2413 + ... + 10955.

It is an arithmetic number, because the mean of its divisors is an integer number (5562144).

Almost surely, 257101412 is an apocalyptic number.

It is an amenable number.

57101412 is an abundant number, since it is smaller than the sum of its proper divisors (76390044).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

57101412 is a wasteful number, since it uses less digits than its factorization.

57101412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9107 (or 9105 counting only the distinct ones).

The product of its (nonzero) digits is 280, while the sum is 21.

The square root of 57101412 is about 7556.5476244116. The cubic root of 57101412 is about 385.0782142775.

Adding to 57101412 its reverse (21410175), we get a palindrome (78511587).

The spelling of 57101412 in words is "fifty-seven million, one hundred one thousand, four hundred twelve".

Divisors: 1 2 3 4 6 12 557 1114 1671 2228 3342 6684 8543 17086 25629 34172 51258 102516 4758451 9516902 14275353 19033804 28550706 57101412