Base | Representation |
---|---|
bin | 101100000101… |
… | …0100100111110 |
3 | 1121111012200221 |
4 | 1120022210332 |
5 | 21404040443 |
6 | 2143211554 |
7 | 400306630 |
oct | 130124476 |
9 | 47435627 |
10 | 23111998 |
11 | 12056428 |
12 | 78a6bba |
13 | 4a32a50 |
14 | 30d8a50 |
15 | 2067eed |
hex | 160a93e |
23111998 has 16 divisors (see below), whose sum is σ = 42668640. Its totient is φ = 9143136.
The previous prime is 23111983. The next prime is 23112007. The reversal of 23111998 is 89911132.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63313 + ... + 63676.
It is an arithmetic number, because the mean of its divisors is an integer number (2666790).
Almost surely, 223111998 is an apocalyptic number.
23111998 is a deficient number, since it is larger than the sum of its proper divisors (19556642).
23111998 is a wasteful number, since it uses less digits than its factorization.
23111998 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 127011.
The product of its digits is 3888, while the sum is 34.
The square root of 23111998 is about 4807.4939417539. The cubic root of 23111998 is about 284.8475556950.
The spelling of 23111998 in words is "twenty-three million, one hundred eleven thousand, nine hundred ninety-eight".
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