Base | Representation |
---|---|
bin | 1010100011100010000101… |
… | …00100100000001110010100 |
3 | 10001011221221212111202100111 |
4 | 11101301002210200032110 |
5 | 11020242333223224022 |
6 | 121211012534452404 |
7 | 4613643123552610 |
oct | 521610244401624 |
9 | 101157855452314 |
10 | 23211120133012 |
11 | 7439865225489 |
12 | 272a579204104 |
13 | cc4a50bcca66 |
14 | 5a35d2058340 |
15 | 2a3b93e1d477 |
hex | 151c42920394 |
23211120133012 has 48 divisors (see below), whose sum is σ = 47124560609280. Its totient is φ = 9797414306400.
The previous prime is 23211120132983. The next prime is 23211120133049. The reversal of 23211120133012 is 21033102111232.
It is a congruent number.
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, 4081812 + ... + 7942507.
It is an arithmetic number, because the mean of its divisors is an integer number (981761679360).
Almost surely, 223211120133012 is an apocalyptic number.
It is an amenable number.
23211120133012 is an abundant number, since it is smaller than the sum of its proper divisors (23913440476268).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23211120133012 is a wasteful number, since it uses less digits than its factorization.
23211120133012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12025372 (or 12025370 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 22.
Adding to 23211120133012 its reverse (21033102111232), we get a palindrome (44244222244244).
The spelling of 23211120133012 in words is "twenty-three trillion, two hundred eleven billion, one hundred twenty million, one hundred thirty-three thousand, twelve".
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