Base | Representation |
---|---|
bin | 111110111011001100… |
… | …100001100100100100 |
3 | 20110101201201022222211 |
4 | 332323030201210210 |
5 | 2101333133211233 |
6 | 51012231133204 |
7 | 4611220101220 |
oct | 767314414444 |
9 | 213351638884 |
10 | 67565132068 |
11 | 26721834825 |
12 | 11117514204 |
13 | 64a9b710b5 |
14 | 33ad4bb780 |
15 | 1b5699d5cd |
hex | fbb321924 |
67565132068 has 48 divisors (see below), whose sum is σ = 136499860224. Its totient is φ = 28663240320.
The previous prime is 67565132029. The next prime is 67565132071. The reversal of 67565132068 is 86023156576.
67565132068 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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, 11293638 + ... + 11299618.
It is an arithmetic number, because the mean of its divisors is an integer number (2843747088).
Almost surely, 267565132068 is an apocalyptic number.
It is an amenable number.
67565132068 is an abundant number, since it is smaller than the sum of its proper divisors (68934728156).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
67565132068 is a wasteful number, since it uses less digits than its factorization.
67565132068 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10012 (or 10010 counting only the distinct ones).
The product of its (nonzero) digits is 1814400, while the sum is 49.
The spelling of 67565132068 in words is "sixty-seven billion, five hundred sixty-five million, one hundred thirty-two thousand, sixty-eight".
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