Base | Representation |
---|---|
bin | 10110111011110101… |
… | …10111101111101100 |
3 | 1011210010022220201101 |
4 | 23131322313233230 |
5 | 200204130211022 |
6 | 5353453052444 |
7 | 614062616026 |
oct | 133572675754 |
9 | 34703286641 |
10 | 12313132012 |
11 | 5249495365 |
12 | 2477787124 |
13 | 1212cac93c |
14 | 84b44d016 |
15 | 4c0ec5627 |
hex | 2ddeb7bec |
12313132012 has 12 divisors (see below), whose sum is σ = 21705266520. Its totient is φ = 6111627296.
The previous prime is 12313131997. The next prime is 12313132021. The reversal of 12313132012 is 21023131321.
It is a super-2 number, since 2×123131320122 (a number of 21 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11234062 + ... + 11235157.
It is an arithmetic number, because the mean of its divisors is an integer number (1808772210).
Almost surely, 212313132012 is an apocalyptic number.
It is an amenable number.
12313132012 is a deficient number, since it is larger than the sum of its proper divisors (9392134508).
12313132012 is a wasteful number, since it uses less digits than its factorization.
12313132012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22469360 (or 22469358 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 19.
Adding to 12313132012 its reverse (21023131321), we get a palindrome (33336263333).
The spelling of 12313132012 in words is "twelve billion, three hundred thirteen million, one hundred thirty-two thousand, twelve".
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