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92157 = 31317139
BaseRepresentation
bin10110011111111101
311200102020
4112133331
510422112
61550353
7532452
oct263775
9150366
1092157
116326a
12453b9
1332c40
1425829
151c48c
hex167fd

92157 has 16 divisors (see below), whose sum is σ = 141120. Its totient is φ = 52992.

The previous prime is 92153. The next prime is 92173. The reversal of 92157 is 75129.

It is not a de Polignac number, because 92157 - 22 = 92153 is a prime.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 92157.

It is not an unprimeable number, because it can be changed into a prime (92153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 594 + ... + 732.

It is an arithmetic number, because the mean of its divisors is an integer number (8820).

292157 is an apocalyptic number.

It is an amenable number.

92157 is a deficient number, since it is larger than the sum of its proper divisors (48963).

92157 is a wasteful number, since it uses less digits than its factorization.

92157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172.

The product of its digits is 630, while the sum is 24.

The square root of 92157 is about 303.5737142771. The cubic root of 92157 is about 45.1692392580.

The spelling of 92157 in words is "ninety-two thousand, one hundred fifty-seven".

Divisors: 1 3 13 17 39 51 139 221 417 663 1807 2363 5421 7089 30719 92157