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157319136164 = 22315334916857
BaseRepresentation
bin1001001010000011110…
…0111000001110100100
3120001001211201011011202
42102200330320032210
510034142144324124
6200134343022032
714236341410441
oct2224074701644
9501054634152
10157319136164
116079a607513
12265a5a3a918
1311ab1a23368
1478858629c8
15415b4375ae
hex24a0f383a4

157319136164 has 48 divisors (see below), whose sum is σ = 289676653056. Its totient is φ = 74653612800.

The previous prime is 157319136103. The next prime is 157319136187. The reversal of 157319136164 is 461631913751.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22939424 + ... + 22946280.

It is an arithmetic number, because the mean of its divisors is an integer number (6034930272).

Almost surely, 2157319136164 is an apocalyptic number.

It is an amenable number.

157319136164 is a deficient number, since it is larger than the sum of its proper divisors (132357516892).

157319136164 is a wasteful number, since it uses less digits than its factorization.

157319136164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10436 (or 10434 counting only the distinct ones).

The product of its digits is 408240, while the sum is 47.

The spelling of 157319136164 in words is "one hundred fifty-seven billion, three hundred nineteen million, one hundred thirty-six thousand, one hundred sixty-four".

Divisors: 1 2 4 31 53 62 106 124 212 1643 3286 3491 6572 6857 6982 13714 13964 27428 108221 185023 212567 216442 363421 370046 425134 432884 726842 740092 850268 1453684 5735713 11266051 11471426 22532102 22942852 23937787 45064204 47875574 95751148 742071397 1268702711 1484142794 2537405422 2968285588 5074810844 39329784041 78659568082 157319136164