Base | Representation |
---|---|
bin | 10101111001001110… |
… | …000001101100011000 |
3 | 2020200100111102001022 |
4 | 111321032001230120 |
5 | 341121142302233 |
6 | 14444421542012 |
7 | 1461364301540 |
oct | 257116015430 |
9 | 66610442038 |
10 | 23508556568 |
11 | 9a73a70552 |
12 | 4680b74908 |
13 | 22a854bb03 |
14 | 11d0270320 |
15 | 928cb8398 |
hex | 579381b18 |
23508556568 has 64 divisors (see below), whose sum is σ = 50923192320. Its totient is φ = 9966153600.
The previous prime is 23508556567. The next prime is 23508556619. The reversal of 23508556568 is 86565580532.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23508556567) 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, 1929905 + ... + 1942047.
It is an arithmetic number, because the mean of its divisors is an integer number (795674880).
Almost surely, 223508556568 is an apocalyptic number.
23508556568 is a gapful number since it is divisible by the number (28) formed by its first and last digit.
It is an amenable number.
23508556568 is an abundant number, since it is smaller than the sum of its proper divisors (27414635752).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23508556568 is a wasteful number, since it uses less digits than its factorization.
23508556568 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12528 (or 12524 counting only the distinct ones).
The product of its (nonzero) digits is 8640000, while the sum is 53.
The spelling of 23508556568 in words is "twenty-three billion, five hundred eight million, five hundred fifty-six thousand, five hundred sixty-eight".
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