Base | Representation |
---|---|
bin | 10110011010001111… |
… | …10110000100111111 |
3 | 1011001111001101211122 |
4 | 23031013312010333 |
5 | 144120004223013 |
6 | 5305504541155 |
7 | 604101351545 |
oct | 131507660477 |
9 | 34044041748 |
10 | 12031320383 |
11 | 5114404095 |
12 | 23b93217bb |
13 | 11997ac7b4 |
14 | 821c51d95 |
15 | 4a63aaa08 |
hex | 2cd1f613f |
12031320383 has 2 divisors, whose sum is σ = 12031320384. Its totient is φ = 12031320382.
The previous prime is 12031320349. The next prime is 12031320397. The reversal of 12031320383 is 38302313021.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 12031320383 - 26 = 12031320319 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (12031320883) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6015660191 + 6015660192.
It is an arithmetic number, because the mean of its divisors is an integer number (6015660192).
Almost surely, 212031320383 is an apocalyptic number.
12031320383 is a deficient number, since it is larger than the sum of its proper divisors (1).
12031320383 is an equidigital number, since it uses as much as digits as its factorization.
12031320383 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 2592, while the sum is 26.
The spelling of 12031320383 in words is "twelve billion, thirty-one million, three hundred twenty thousand, three hundred eighty-three".
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