Base | Representation |
---|---|
bin | 10111101110100111… |
… | …10011010110010111 |
3 | 1012212210212020012201 |
4 | 23313103303112113 |
5 | 202042202114012 |
6 | 5504031025331 |
7 | 630454355266 |
oct | 136723632627 |
9 | 35783766181 |
10 | 12739098007 |
11 | 5447985979 |
12 | 257636b247 |
13 | 128031301c |
14 | 88bc525dd |
15 | 4e85b7857 |
hex | 2f74f3597 |
12739098007 has 2 divisors, whose sum is σ = 12739098008. Its totient is φ = 12739098006.
The previous prime is 12739097981. The next prime is 12739098049. The reversal of 12739098007 is 70089093721.
It is a happy number.
It is a weak prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-12739098007 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (12739095007) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6369549003 + 6369549004.
It is an arithmetic number, because the mean of its divisors is an integer number (6369549004).
Almost surely, 212739098007 is an apocalyptic number.
12739098007 is a deficient number, since it is larger than the sum of its proper divisors (1).
12739098007 is an equidigital number, since it uses as much as digits as its factorization.
12739098007 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 190512, while the sum is 46.
The spelling of 12739098007 in words is "twelve billion, seven hundred thirty-nine million, ninety-eight thousand, seven".
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