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57838325 = 522979777
BaseRepresentation
bin1101110010100…
…0101011110101
311000211111021012
43130220223311
5104301311300
65423402005
71301421566
oct334505365
9130744235
1057838325
112a714876
1217453305
13bca107c
14797816d
155127435
hex3728af5

57838325 has 12 divisors (see below), whose sum is σ = 74193540. Its totient is φ = 44674560.

The previous prime is 57838241. The next prime is 57838351. The reversal of 57838325 is 52383875.

It can be written as a sum of positive squares in 6 ways, for example, as 654481 + 57183844 = 809^2 + 7562^2 .

It is not a de Polignac number, because 57838325 - 212 = 57834229 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 39164 + ... + 40613.

It is an arithmetic number, because the mean of its divisors is an integer number (6182795).

Almost surely, 257838325 is an apocalyptic number.

It is an amenable number.

57838325 is a deficient number, since it is larger than the sum of its proper divisors (16355215).

57838325 is a wasteful number, since it uses less digits than its factorization.

57838325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79816 (or 79811 counting only the distinct ones).

The product of its digits is 201600, while the sum is 41.

The square root of 57838325 is about 7605.1512148017. The cubic root of 57838325 is about 386.7276603974.

The spelling of 57838325 in words is "fifty-seven million, eight hundred thirty-eight thousand, three hundred twenty-five".

Divisors: 1 5 25 29 145 725 79777 398885 1994425 2313533 11567665 57838325