Base | Representation |
---|---|
bin | 101101000111… |
… | …1110110001100 |
3 | 1122111221111100 |
4 | 1122033312030 |
5 | 22024022433 |
6 | 2203023100 |
7 | 405042243 |
oct | 132176614 |
9 | 48457440 |
10 | 23657868 |
11 | 12399563 |
12 | 7b0aa90 |
13 | 4b94350 |
14 | 31db95a |
15 | 2124b13 |
hex | 168fd8c |
23657868 has 36 divisors (see below), whose sum is σ = 64403248. Its totient is φ = 7279200.
The previous prime is 23657857. The next prime is 23657903. The reversal of 23657868 is 86875632.
It is a tau number, because it is divible by the number of its divisors (36).
It is a zygodrome in base 3.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24808 + ... + 25743.
Almost surely, 223657868 is an apocalyptic number.
It is an amenable number.
23657868 is an abundant number, since it is smaller than the sum of its proper divisors (40745380).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23657868 is a wasteful number, since it uses less digits than its factorization.
23657868 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 50574 (or 50569 counting only the distinct ones).
The product of its digits is 483840, while the sum is 45.
The square root of 23657868 is about 4863.9354436505. The cubic root of 23657868 is about 287.0726828909.
The spelling of 23657868 in words is "twenty-three million, six hundred fifty-seven thousand, eight hundred sixty-eight".
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