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57323925952 = 263724207739
BaseRepresentation
bin110101011000110001…
…011011000111000000
312110222000002011021121
4311120301123013000
51414344411112302
642200110402024
74066353221356
oct653061330700
9173860064247
1057323925952
1122346953017
12b139800314
1355371ccb17
142abb2cb7d6
151757846e37
hexd58c5b1c0

57323925952 has 28 divisors (see below), whose sum is σ = 116826553240. Its totient is φ = 27887314176.

The previous prime is 57323925949. The next prime is 57323925983. The reversal of 57323925952 is 25952932375.

It is a self number, because there is not a number n which added to its sum of digits gives 57323925952.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12101502 + ... + 12106237.

Almost surely, 257323925952 is an apocalyptic number.

It is an amenable number.

57323925952 is an abundant number, since it is smaller than the sum of its proper divisors (59502627288).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

57323925952 is a wasteful number, since it uses less digits than its factorization.

57323925952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24207788 (or 24207778 counting only the distinct ones).

The product of its digits is 5103000, while the sum is 52.

The spelling of 57323925952 in words is "fifty-seven billion, three hundred twenty-three million, nine hundred twenty-five thousand, nine hundred fifty-two".

Divisors: 1 2 4 8 16 32 37 64 74 148 296 592 1184 2368 24207739 48415478 96830956 193661912 387323824 774647648 895686343 1549295296 1791372686 3582745372 7165490744 14330981488 28661962976 57323925952