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57570125 = 53460561
BaseRepresentation
bin1101101110011…
…1001101001101
311000022212100212
43123213031031
5104214221000
65413532205
71266223634
oct333471515
9130285325
1057570125
112a551318
1217344065
13bc08c82
14790851b
1550c2c35
hex36e734d

57570125 has 8 divisors (see below), whose sum is σ = 71847672. Its totient is φ = 46056000.

The previous prime is 57570119. The next prime is 57570197. The reversal of 57570125 is 52107575.

It can be written as a sum of positive squares in 4 ways, for example, as 6832996 + 50737129 = 2614^2 + 7123^2 .

It is not a de Polignac number, because 57570125 - 26 = 57570061 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 57570091 and 57570100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 230156 + ... + 230405.

It is an arithmetic number, because the mean of its divisors is an integer number (8980959).

Almost surely, 257570125 is an apocalyptic number.

It is an amenable number.

57570125 is a deficient number, since it is larger than the sum of its proper divisors (14277547).

57570125 is an equidigital number, since it uses as much as digits as its factorization.

57570125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 460576 (or 460566 counting only the distinct ones).

The product of its (nonzero) digits is 12250, while the sum is 32.

The square root of 57570125 is about 7587.4979406916. The cubic root of 57570125 is about 386.1289737877.

The spelling of 57570125 in words is "fifty-seven million, five hundred seventy thousand, one hundred twenty-five".

Divisors: 1 5 25 125 460561 2302805 11514025 57570125