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57386857484 = 22115772260393
BaseRepresentation
bin110101011100100001…
…011111010000001100
312111010101111102010002
4311130201133100030
51420012013414414
642210235303432
74101046145255
oct653441372014
9174111442102
1057386857484
1122379426450
12b1568aab78
135547265208
142ac57cdb2c
15175d1284de
hexd5c85f40c

57386857484 has 24 divisors (see below), whose sum is σ = 109746649488. Its totient is φ = 26039715840.

The previous prime is 57386857433. The next prime is 57386857501. The reversal of 57386857484 is 48475868375.

It is a self number, because there is not a number n which added to its sum of digits gives 57386857484.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1104809 + ... + 1155584.

It is an arithmetic number, because the mean of its divisors is an integer number (4572777062).

Almost surely, 257386857484 is an apocalyptic number.

It is an amenable number.

57386857484 is a deficient number, since it is larger than the sum of its proper divisors (52359792004).

57386857484 is a wasteful number, since it uses less digits than its factorization.

57386857484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2260985 (or 2260983 counting only the distinct ones).

The product of its digits is 180633600, while the sum is 65.

The spelling of 57386857484 in words is "fifty-seven billion, three hundred eighty-six million, eight hundred fifty-seven thousand, four hundred eighty-four".

Divisors: 1 2 4 11 22 44 577 1154 2308 6347 12694 25388 2260393 4520786 9041572 24864323 49728646 99457292 1304246761 2608493522 5216987044 14346714371 28693428742 57386857484