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57948725 = 529912339
BaseRepresentation
bin1101110100001…
…1101000110101
311001001002201002
43131003220311
5104313324400
65430013045
71302361502
oct335035065
9131032632
1057948725
112a78a80a
12174a7185
13c00c3b3
1479a64a9
155149ed5
hex3743a35

57948725 has 12 divisors (see below), whose sum is σ = 71959680. Its totient is φ = 46292400.

The previous prime is 57948713. The next prime is 57948809. The reversal of 57948725 is 52784975.

It is a happy number.

It is not a de Polignac number, because 57948725 - 212 = 57944629 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 57948725.

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, 23606 + ... + 25944.

It is an arithmetic number, because the mean of its divisors is an integer number (5996640).

Almost surely, 257948725 is an apocalyptic number.

It is an amenable number.

57948725 is a deficient number, since it is larger than the sum of its proper divisors (14010955).

57948725 is a wasteful number, since it uses less digits than its factorization.

57948725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3340 (or 3335 counting only the distinct ones).

The product of its digits is 705600, while the sum is 47.

The square root of 57948725 is about 7612.4059928514. The cubic root of 57948725 is about 386.9735619265.

The spelling of 57948725 in words is "fifty-seven million, nine hundred forty-eight thousand, seven hundred twenty-five".

Divisors: 1 5 25 991 2339 4955 11695 24775 58475 2317949 11589745 57948725