Base | Representation |
---|---|
bin | 101011111011… |
… | …0000111000000 |
3 | 1121022221200211 |
4 | 1113312013000 |
5 | 21343400120 |
6 | 2141323504 |
7 | 366510331 |
oct | 127660700 |
9 | 47287624 |
10 | 23028160 |
11 | 11aa9441 |
12 | 7866594 |
13 | 4a0383c |
14 | 30b6288 |
15 | 204d25a |
hex | 15f61c0 |
23028160 has 28 divisors (see below), whose sum is σ = 54836568. Its totient is φ = 9211136.
The previous prime is 23028139. The next prime is 23028163. The reversal of 23028160 is 6182032.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23028163) 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, 35662 + ... + 36301.
Almost surely, 223028160 is an apocalyptic number.
23028160 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
23028160 is an abundant number, since it is smaller than the sum of its proper divisors (31808408).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23028160 is an equidigital number, since it uses as much as digits as its factorization.
23028160 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 71980 (or 71970 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 22.
The square root of 23028160 is about 4798.7665081769. The cubic root of 23028160 is about 284.5027133954.
The spelling of 23028160 in words is "twenty-three million, twenty-eight thousand, one hundred sixty".
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