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23082160 = 245288527
BaseRepresentation
bin101100000001…
…1010010110000
31121102200202211
41120003102300
521402112120
62142421504
7400123633
oct130032260
947380684
1023082160
1112035a72
127891894
134a222aa
1430cbc1a
15205e25a
hex16034b0

23082160 has 20 divisors (see below), whose sum is σ = 53666208. Its totient is φ = 9232832.

The previous prime is 23082151. The next prime is 23082161. The reversal of 23082160 is 6128032.

It is a tau number, because it is divible by the number of its divisors (20).

It is a super-2 number, since 2×230821602 = 1065572220531200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (23082161) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 144184 + ... + 144343.

Almost surely, 223082160 is an apocalyptic number.

23082160 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23082160 is an abundant number, since it is smaller than the sum of its proper divisors (30584048).

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

23082160 is a wasteful number, since it uses less digits than its factorization.

23082160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 288540 (or 288534 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 23082160 is about 4804.3896594677. The cubic root of 23082160 is about 284.7249218207.

The spelling of 23082160 in words is "twenty-three million, eighty-two thousand, one hundred sixty".

Divisors: 1 2 4 5 8 10 16 20 40 80 288527 577054 1154108 1442635 2308216 2885270 4616432 5770540 11541080 23082160