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57688113 = 379292957
BaseRepresentation
bin1101110000010…
…0000000110001
311000112212012210
43130010000301
5104232004423
65420242333
71300224630
oct334040061
9130485183
1057688113
112a621a2a
12173a03a9
13bc4a8a2
147939517
1550e7b93
hex3704031

57688113 has 16 divisors (see below), whose sum is σ = 88030080. Its totient is φ = 32918016.

The previous prime is 57688079. The next prime is 57688121. The reversal of 57688113 is 31188675.

It is not a de Polignac number, because 57688113 - 29 = 57687601 is a prime.

It is not an unprimeable number, because it can be changed into a prime (57689113) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18031 + ... + 20987.

It is an arithmetic number, because the mean of its divisors is an integer number (5501880).

Almost surely, 257688113 is an apocalyptic number.

It is an amenable number.

57688113 is a deficient number, since it is larger than the sum of its proper divisors (30341967).

57688113 is a wasteful number, since it uses less digits than its factorization.

57688113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3896.

The product of its digits is 40320, while the sum is 39.

The square root of 57688113 is about 7595.2691196560. The cubic root of 57688113 is about 386.3925798227.

The spelling of 57688113 in words is "fifty-seven million, six hundred eighty-eight thousand, one hundred thirteen".

Divisors: 1 3 7 21 929 2787 2957 6503 8871 19509 20699 62097 2747053 8241159 19229371 57688113