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57025353 = 3711435741
BaseRepresentation
bin1101100110001…
…0001101001001
310222022012002010
43121202031021
5104044302403
65354130133
71261464450
oct331421511
9128265063
1057025353
112a209aa0
1217120949
13ba78018
147805b97
155016603
hex3662349

57025353 has 32 divisors (see below), whose sum is σ = 97016832. Its totient is φ = 28929600.

The previous prime is 57025343. The next prime is 57025357. The reversal of 57025353 is 35352075.

It is not a de Polignac number, because 57025353 - 25 = 57025321 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 57025353.

It is not an unprimeable number, because it can be changed into a prime (57025357) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7063 + ... + 12803.

It is an arithmetic number, because the mean of its divisors is an integer number (3031776).

Almost surely, 257025353 is an apocalyptic number.

It is an amenable number.

57025353 is a deficient number, since it is larger than the sum of its proper divisors (39991479).

57025353 is a wasteful number, since it uses less digits than its factorization.

57025353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5805.

The product of its (nonzero) digits is 15750, while the sum is 30.

The square root of 57025353 is about 7551.5132920495. The cubic root of 57025353 is about 384.9071637631.

The spelling of 57025353 in words is "fifty-seven million, twenty-five thousand, three hundred fifty-three".

Divisors: 1 3 7 11 21 33 43 77 129 231 301 473 903 1419 3311 5741 9933 17223 40187 63151 120561 189453 246863 442057 740589 1326171 1728041 2715493 5184123 8146479 19008451 57025353