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57201105 = 3513293339
BaseRepresentation
bin1101101000110…
…1000111010001
310222122010011110
43122031013101
5104120413410
65402003533
71263126033
oct332150721
9128563143
1057201105
112a31a045
12171a65a9
13bb0a010
14784dc53
15504d720
hex368d1d1

57201105 has 16 divisors (see below), whose sum is σ = 98562240. Its totient is φ = 28160448.

The previous prime is 57201091. The next prime is 57201113. The reversal of 57201105 is 50110275.

57201105 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 57201105 - 26 = 57201041 is a prime.

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 15 ways as a sum of consecutive naturals, for example, 146475 + ... + 146864.

It is an arithmetic number, because the mean of its divisors is an integer number (6160140).

Almost surely, 257201105 is an apocalyptic number.

It is an amenable number.

57201105 is a deficient number, since it is larger than the sum of its proper divisors (41361135).

57201105 is a wasteful number, since it uses less digits than its factorization.

57201105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 293360.

The product of its (nonzero) digits is 350, while the sum is 21.

The square root of 57201105 is about 7563.1412124857. The cubic root of 57201105 is about 385.3021858708.

The spelling of 57201105 in words is "fifty-seven million, two hundred one thousand, one hundred five".

Divisors: 1 3 5 13 15 39 65 195 293339 880017 1466695 3813407 4400085 11440221 19067035 57201105