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57755975 = 5221110949
BaseRepresentation
bin1101110001010…
…0100101000111
311000200022022012
43130110211013
5104241142400
65421524435
71300626524
oct334244507
9130608265
1057755975
112a668a12
121741371b
13bc72744
14795614b
15510cd35
hex3714947

57755975 has 12 divisors (see below), whose sum is σ = 71963400. Its totient is φ = 45981600.

The previous prime is 57755963. The next prime is 57755983. The reversal of 57755975 is 57955775.

57755975 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 57755975 - 210 = 57754951 is a prime.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 200 + ... + 10749.

It is an arithmetic number, because the mean of its divisors is an integer number (5996950).

Almost surely, 257755975 is an apocalyptic number.

57755975 is a deficient number, since it is larger than the sum of its proper divisors (14207425).

57755975 is a wasteful number, since it uses less digits than its factorization.

57755975 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11170 (or 11165 counting only the distinct ones).

The product of its digits is 1929375, while the sum is 50.

The square root of 57755975 is about 7599.7351927551. The cubic root of 57755975 is about 386.5440327343.

The spelling of 57755975 in words is "fifty-seven million, seven hundred fifty-five thousand, nine hundred seventy-five".

Divisors: 1 5 25 211 1055 5275 10949 54745 273725 2310239 11551195 57755975