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57970125 = 32532272
BaseRepresentation
bin1101110100100…
…0110111001101
311001002012001200
43131020313031
5104320021000
65430300113
71302511053
oct335106715
9131065050
1057970125
112a7a48a4
12174b7639
13c019065
1479b01d3
155151500
hex3748dcd

57970125 has 36 divisors (see below), whose sum is σ = 104963196. Its totient is φ = 30781200.

The previous prime is 57970123. The next prime is 57970127. The reversal of 57970125 is 52107975.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

57970125 is a `hidden beast` number, since 579 + 70 + 12 + 5 = 666.

It is an interprime number because it is at equal distance from previous prime (57970123) and next prime (57970127).

It can be written as a sum of positive squares in 2 ways, for example, as 1855044 + 56115081 = 1362^2 + 7491^2 .

It is not a de Polignac number, because 57970125 - 21 = 57970123 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 57970125.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57970123) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 255262 + ... + 255488.

Almost surely, 257970125 is an apocalyptic number.

It is an amenable number.

57970125 is a deficient number, since it is larger than the sum of its proper divisors (46993071).

57970125 is an equidigital number, since it uses as much as digits as its factorization.

57970125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 475 (or 235 counting only the distinct ones).

The product of its (nonzero) digits is 22050, while the sum is 36.

The square root of 57970125 is about 7613.8114633868. The cubic root of 57970125 is about 387.0211914762.

The spelling of 57970125 in words is "fifty-seven million, nine hundred seventy thousand, one hundred twenty-five".

Divisors: 1 3 5 9 15 25 45 75 125 225 227 375 681 1125 1135 2043 3405 5675 10215 17025 28375 51075 51529 85125 154587 255375 257645 463761 772935 1288225 2318805 3864675 6441125 11594025 19323375 57970125