Base | Representation |
---|---|
bin | 10101100001001011… |
… | …101111011001101000 |
3 | 2012122020201001202020 |
4 | 111201023233121220 |
5 | 334304424213133 |
6 | 14340414504440 |
7 | 1445366562552 |
oct | 254113573150 |
9 | 65566631666 |
10 | 23105304168 |
11 | 9887384001 |
12 | 4589b05120 |
13 | 2242b3c01b |
14 | 11928a04d2 |
15 | 9036b10b3 |
hex | 5612ef668 |
23105304168 has 64 divisors (see below), whose sum is σ = 58631549760. Its totient is φ = 7586274816.
The previous prime is 23105304161. The next prime is 23105304169. The reversal of 23105304168 is 86140350132.
It is not an unprimeable number, because it can be changed into a prime (23105304161) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1388071 + ... + 1404617.
It is an arithmetic number, because the mean of its divisors is an integer number (916117965).
Almost surely, 223105304168 is an apocalyptic number.
It is an amenable number.
23105304168 is an abundant number, since it is smaller than the sum of its proper divisors (35526245592).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23105304168 is a wasteful number, since it uses less digits than its factorization.
23105304168 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17426 (or 17422 counting only the distinct ones).
The product of its (nonzero) digits is 17280, while the sum is 33.
The spelling of 23105304168 in words is "twenty-three billion, one hundred five million, three hundred four thousand, one hundred sixty-eight".
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