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57813795475 = 524357530767
BaseRepresentation
bin110101110101111110…
…001000001010010011
312112020010212002221021
4311311332020022103
51421400312423400
642320450140311
74114452103402
oct656576101223
9175203762837
1057813795475
1122578420267
12b255881697
1355b4848b47
142b263a7639
15178585d71a
hexd75f88293

57813795475 has 12 divisors (see below), whose sum is σ = 71705695264. Its totient is φ = 46240333920.

The previous prime is 57813795469. The next prime is 57813795511. The reversal of 57813795475 is 57459731875.

It is a de Polignac number, because none of the positive numbers 2k-57813795475 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 156459 + ... + 374308.

Almost surely, 257813795475 is an apocalyptic number.

57813795475 is a deficient number, since it is larger than the sum of its proper divisors (13891899789).

57813795475 is a wasteful number, since it uses less digits than its factorization.

57813795475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 535134 (or 535129 counting only the distinct ones).

The product of its digits is 37044000, while the sum is 61.

The spelling of 57813795475 in words is "fifty-seven billion, eight hundred thirteen million, seven hundred ninety-five thousand, four hundred seventy-five".

Divisors: 1 5 25 4357 21785 108925 530767 2653835 13269175 2312551819 11562759095 57813795475