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57164702361 = 3134742174077
BaseRepresentation
bin110101001111010010…
…000010001010011001
312110112220110202120120
4311033102002022121
51414033130433421
642132221543453
74062410644554
oct651722021231
9173486422516
1057164702361
1122274a90a78
12b0b4414b89
135510221890
142aa40c169b
1517488948c6
hexd4f482299

57164702361 has 32 divisors (see below), whose sum is σ = 84029342208. Its totient is φ = 34347559680.

The previous prime is 57164702339. The next prime is 57164702377. The reversal of 57164702361 is 16320746175.

It is a happy number.

It is not a de Polignac number, because 57164702361 - 219 = 57164178073 is a prime.

It is not an unprimeable number, because it can be changed into a prime (57164702311) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 734655 + ... + 808731.

It is an arithmetic number, because the mean of its divisors is an integer number (2625916944).

Almost surely, 257164702361 is an apocalyptic number.

It is an amenable number.

57164702361 is a deficient number, since it is larger than the sum of its proper divisors (26864639847).

57164702361 is a wasteful number, since it uses less digits than its factorization.

57164702361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74561.

The product of its (nonzero) digits is 211680, while the sum is 42.

The spelling of 57164702361 in words is "fifty-seven billion, one hundred sixty-four million, seven hundred two thousand, three hundred sixty-one".

Divisors: 1 3 13 39 47 141 421 611 1263 1833 5473 16419 19787 59361 74077 222231 257231 771693 963001 2889003 3481619 10444857 31186417 45261047 93559251 135783141 405423421 1216270263 1465761599 4397284797 19054900787 57164702361