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157371027 = 31123711717
BaseRepresentation
bin10010110000101…
…00101010010011
3101222010021110120
421120110222103
5310241333102
623341001323
73620426442
oct1130245223
9358107416
10157371027
1180917200
1244853243
13267acc68
1416c86d59
15dc386bc
hex9614a93

157371027 has 24 divisors (see below), whose sum is σ = 236891088. Its totient is φ = 92790720.

The previous prime is 157371017. The next prime is 157371031. The reversal of 157371027 is 720173751.

It is not a de Polignac number, because 157371027 - 211 = 157368979 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (157371017) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7573 + ... + 19289.

It is an arithmetic number, because the mean of its divisors is an integer number (9870462).

Almost surely, 2157371027 is an apocalyptic number.

157371027 is a deficient number, since it is larger than the sum of its proper divisors (79520061).

157371027 is a wasteful number, since it uses less digits than its factorization.

157371027 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11779 (or 11768 counting only the distinct ones).

The product of its (nonzero) digits is 10290, while the sum is 33.

The square root of 157371027 is about 12544.7609383360. The cubic root of 157371027 is about 539.8936999265.

The spelling of 157371027 in words is "one hundred fifty-seven million, three hundred seventy-one thousand, twenty-seven".

Divisors: 1 3 11 33 37 111 121 363 407 1221 4477 11717 13431 35151 128887 386661 433529 1300587 1417757 4253271 4768819 14306457 52457009 157371027