Base | Representation |
---|---|
bin | 10110111011011101… |
… | …11110001111101011 |
3 | 1011202220110110002222 |
4 | 23131232332033223 |
5 | 200202330403112 |
6 | 5353302144255 |
7 | 614024245313 |
oct | 133556761753 |
9 | 34686413088 |
10 | 12310012907 |
11 | 5247754995 |
12 | 247672208b |
13 | 121245a00a |
14 | 84ac7a443 |
15 | 4c0aab372 |
hex | 2ddbbe3eb |
12310012907 has 2 divisors, whose sum is σ = 12310012908. Its totient is φ = 12310012906.
The previous prime is 12310012769. The next prime is 12310012937. The reversal of 12310012907 is 70921001321.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 12310012907 - 220 = 12308964331 is a prime.
It is not a weakly prime, because it can be changed into another prime (12310012937) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6155006453 + 6155006454.
It is an arithmetic number, because the mean of its divisors is an integer number (6155006454).
Almost surely, 212310012907 is an apocalyptic number.
12310012907 is a deficient number, since it is larger than the sum of its proper divisors (1).
12310012907 is an equidigital number, since it uses as much as digits as its factorization.
12310012907 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 756, while the sum is 26.
The spelling of 12310012907 in words is "twelve billion, three hundred ten million, twelve thousand, nine hundred seven".
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