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87160 = 2352179
BaseRepresentation
bin10101010001111000
311102120011
4111101320
510242120
61511304
7512053
oct252170
9142504
1087160
115a537
1242534
1330898
1423a9a
151ac5a
hex15478

87160 has 16 divisors (see below), whose sum is σ = 196200. Its totient is φ = 34848.

The previous prime is 87151. The next prime is 87179. The reversal of 87160 is 6178.

87160 = T45 + T46 + ... + T84.

It is a congruent number.

It is an unprimeable number.

87160 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1050 + ... + 1129.

287160 is an apocalyptic number.

It is an amenable number.

87160 is an abundant number, since it is smaller than the sum of its proper divisors (109040).

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

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (98100).

87160 is a wasteful number, since it uses less digits than its factorization.

87160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2190 (or 2186 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 22.

The square root of 87160 is about 295.2287248897. The cubic root of 87160 is about 44.3376230923.

The spelling of 87160 in words is "eighty-seven thousand, one hundred sixty".

Divisors: 1 2 4 5 8 10 20 40 2179 4358 8716 10895 17432 21790 43580 87160