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52160831154 = 23241502314071
BaseRepresentation
bin110000100101000001…
…110001111010110010
311222122011210202201100
4300211001301322302
51323311133044104
635543511345230
73524410515015
oct604501617262
9158564722640
1052160831154
112013747a523
12a138682216
134bc3638c43
14274b6d337c
151554426139
hexc25071eb2

52160831154 has 48 divisors (see below), whose sum is σ = 115802878464. Its totient is φ = 16958289600.

The previous prime is 52160831147. The next prime is 52160831183. The reversal of 52160831154 is 45113806125.

52160831154 is a `hidden beast` number, since 5 + 2 + 1 + 608 + 31 + 15 + 4 = 666.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3699939 + ... + 3714009.

It is an arithmetic number, because the mean of its divisors is an integer number (2412559968).

Almost surely, 252160831154 is an apocalyptic number.

52160831154 is an abundant number, since it is smaller than the sum of its proper divisors (63642047310).

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

52160831154 is a wasteful number, since it uses less digits than its factorization.

52160831154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19143 (or 19140 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 36.

The spelling of 52160831154 in words is "fifty-two billion, one hundred sixty million, eight hundred thirty-one thousand, one hundred fifty-four".

Divisors: 1 2 3 6 9 18 41 82 123 246 369 738 5023 10046 14071 15069 28142 30138 42213 45207 84426 90414 126639 205943 253278 411886 576911 617829 1153822 1235658 1730733 1853487 3461466 3706974 5192199 10384398 70678633 141357266 212035899 424071798 636107697 1272215394 2897823953 5795647906 8693471859 17386943718 26080415577 52160831154