Base | Representation |
---|---|
bin | 10110111011101110… |
… | …11100010100010111 |
3 | 1011210001122020211111 |
4 | 23131313130110113 |
5 | 200203412430424 |
6 | 5353421515451 |
7 | 614052153505 |
oct | 133567342427 |
9 | 34701566744 |
10 | 12312233239 |
11 | 5248a31079 |
12 | 2477412b87 |
13 | 1212a56817 |
14 | 84b297675 |
15 | 4c0d99194 |
hex | 2ddddc517 |
12312233239 has 2 divisors, whose sum is σ = 12312233240. Its totient is φ = 12312233238.
The previous prime is 12312233189. The next prime is 12312233273. The reversal of 12312233239 is 93233221321.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 12312233239 - 219 = 12311708951 is a prime.
It is a super-2 number, since 2×123122332392 (a number of 21 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 12312233239.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (12312233279) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6156116619 + 6156116620.
It is an arithmetic number, because the mean of its divisors is an integer number (6156116620).
Almost surely, 212312233239 is an apocalyptic number.
12312233239 is a deficient number, since it is larger than the sum of its proper divisors (1).
12312233239 is an equidigital number, since it uses as much as digits as its factorization.
12312233239 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 11664, while the sum is 31.
The spelling of 12312233239 in words is "twelve billion, three hundred twelve million, two hundred thirty-three thousand, two hundred thirty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.084 sec. • engine limits •