Base | Representation |
---|---|
bin | 11000000011010100… |
… | …00100111000101011 |
3 | 1020022220112120221112 |
4 | 30001222010320223 |
5 | 202421123143123 |
6 | 5533152100535 |
7 | 634663134254 |
oct | 140152047053 |
9 | 36286476845 |
10 | 12912709163 |
11 | 5526984572 |
12 | 260453474b |
13 | 12aa28ac13 |
14 | 8a6d25b2b |
15 | 50895cd78 |
hex | 301a84e2b |
12912709163 has 2 divisors, whose sum is σ = 12912709164. Its totient is φ = 12912709162.
The previous prime is 12912709133. The next prime is 12912709211. The reversal of 12912709163 is 36190721921.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 12912709163 - 212 = 12912705067 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 12912709163.
It is not a weakly prime, because it can be changed into another prime (12912709133) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6456354581 + 6456354582.
It is an arithmetic number, because the mean of its divisors is an integer number (6456354582).
Almost surely, 212912709163 is an apocalyptic number.
12912709163 is a deficient number, since it is larger than the sum of its proper divisors (1).
12912709163 is an equidigital number, since it uses as much as digits as its factorization.
12912709163 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 40824, while the sum is 41.
The spelling of 12912709163 in words is "twelve billion, nine hundred twelve million, seven hundred nine thousand, one hundred sixty-three".
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