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57117540696 = 2332379897529
BaseRepresentation
bin110101001100011110…
…001000000101011000
312110102121201200221020
4311030132020011120
51413434042300241
642123415042440
74061266041156
oct651436100530
9173377650836
1057117540696
11222503a9797
12b0a0670420
13550351b378
142a9bb263d6
15174467ab66
hexd4c788158

57117540696 has 16 divisors (see below), whose sum is σ = 142793851800. Its totient is φ = 19039180224.

The previous prime is 57117540629. The next prime is 57117540713. The reversal of 57117540696 is 69604571175.

It is a happy number.

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, 1189948741 + ... + 1189948788.

Almost surely, 257117540696 is an apocalyptic number.

It is an amenable number.

57117540696 is an abundant number, since it is smaller than the sum of its proper divisors (85676311104).

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

57117540696 is a wasteful number, since it uses less digits than its factorization.

57117540696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2379897538 (or 2379897534 counting only the distinct ones).

The product of its (nonzero) digits is 1587600, while the sum is 51.

The spelling of 57117540696 in words is "fifty-seven billion, one hundred seventeen million, five hundred forty thousand, six hundred ninety-six".

Divisors: 1 2 3 4 6 8 12 24 2379897529 4759795058 7139692587 9519590116 14279385174 19039180232 28558770348 57117540696