Base | Representation |
---|---|
bin | 10101100001100101… |
… | …000000100100110000 |
3 | 2012122201011121002111 |
4 | 111201211000210300 |
5 | 334313123144422 |
6 | 14341212455104 |
7 | 1445510101420 |
oct | 254145004460 |
9 | 65581147074 |
10 | 23111928112 |
11 | 9890098739 |
12 | 459017a494 |
13 | 224431b010 |
14 | 1193706480 |
15 | 90406da77 |
hex | 561940930 |
23111928112 has 80 divisors (see below), whose sum is σ = 55140970752. Its totient is φ = 9138551040.
The previous prime is 23111928109. The next prime is 23111928163. The reversal of 23111928112 is 21182911132.
It is a super-2 number, since 2×231119281122 (a number of 22 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5080623 + ... + 5085169.
Almost surely, 223111928112 is an apocalyptic number.
It is an amenable number.
23111928112 is an abundant number, since it is smaller than the sum of its proper divisors (32029042640).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23111928112 is a wasteful number, since it uses less digits than its factorization.
23111928112 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8066 (or 8060 counting only the distinct ones).
The product of its digits is 1728, while the sum is 31.
The spelling of 23111928112 in words is "twenty-three billion, one hundred eleven million, nine hundred twenty-eight thousand, one hundred twelve".
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