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57157341371 = 13431011012369
BaseRepresentation
bin110101001110110101…
…111101000010111011
312110112101121210012022
4311032311331002323
51414024234410441
642131400105055
74062261246134
oct651665750273
9173471553168
1057157341371
1122270913609
12b0b1a6518b
13550b845270
142aa3126c8b
151747ddd84b
hexd4ed7d0bb

57157341371 has 16 divisors (see below), whose sum is σ = 63609231840. Its totient is φ = 51023347200.

The previous prime is 57157341347. The next prime is 57157341389. The reversal of 57157341371 is 17314375175.

It is a cyclic number.

It is not a de Polignac number, because 57157341371 - 222 = 57153147067 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (57157341671) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 449726 + ... + 562643.

It is an arithmetic number, because the mean of its divisors is an integer number (3975576990).

Almost surely, 257157341371 is an apocalyptic number.

57157341371 is a deficient number, since it is larger than the sum of its proper divisors (6451890469).

57157341371 is a wasteful number, since it uses less digits than its factorization.

57157341371 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1012526.

The product of its digits is 308700, while the sum is 44.

The spelling of 57157341371 in words is "fifty-seven billion, one hundred fifty-seven million, three hundred forty-one thousand, three hundred seventy-one".

Divisors: 1 13 43 101 559 1313 4343 56459 1012369 13160797 43531867 102249269 565914271 1329240497 4396718567 57157341371