Base | Representation |
---|---|
bin | 11000010011110111… |
… | …01000101100011101 |
3 | 1020200120202102100111 |
4 | 30021323220230131 |
5 | 203212142430023 |
6 | 5555031330021 |
7 | 641300113624 |
oct | 141173505435 |
9 | 36616672314 |
10 | 13051530013 |
11 | 5598280745 |
12 | 2642b20911 |
13 | 12ccc74632 |
14 | 8bb5406bb |
15 | 515c3000d |
hex | 309ee8b1d |
13051530013 has 2 divisors, whose sum is σ = 13051530014. Its totient is φ = 13051530012.
The previous prime is 13051529971. The next prime is 13051530017. The reversal of 13051530013 is 31003515031.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 12657825049 + 393704964 = 112507^2 + 19842^2 .
It is a cyclic number.
It is not a de Polignac number, because 13051530013 - 233 = 4461595421 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (13051530017) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6525765006 + 6525765007.
It is an arithmetic number, because the mean of its divisors is an integer number (6525765007).
Almost surely, 213051530013 is an apocalyptic number.
It is an amenable number.
13051530013 is a deficient number, since it is larger than the sum of its proper divisors (1).
13051530013 is an equidigital number, since it uses as much as digits as its factorization.
13051530013 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 675, while the sum is 22.
The spelling of 13051530013 in words is "thirteen billion, fifty-one million, five hundred thirty thousand, thirteen".
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