Base | Representation |
---|---|
bin | 11000010101111110… |
… | …11000110110100101 |
3 | 1020201211011202201202 |
4 | 30022333120312211 |
5 | 203231214302132 |
6 | 10000504132245 |
7 | 641604065654 |
oct | 141277306645 |
9 | 36654152652 |
10 | 13069290917 |
11 | 55a7301781 |
12 | 2648a67085 |
13 | 1303852847 |
14 | 8bda4519b |
15 | 51758c762 |
hex | 30afd8da5 |
13069290917 has 2 divisors, whose sum is σ = 13069290918. Its totient is φ = 13069290916.
The previous prime is 13069290863. The next prime is 13069290919. The reversal of 13069290917 is 71909296031.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 12128396641 + 940894276 = 110129^2 + 30674^2 .
It is an emirp because it is prime and its reverse (71909296031) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 13069290917 - 218 = 13069028773 is a prime.
Together with 13069290919, it forms a pair of twin primes.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (13069290919) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6534645458 + 6534645459.
It is an arithmetic number, because the mean of its divisors is an integer number (6534645459).
Almost surely, 213069290917 is an apocalyptic number.
It is an amenable number.
13069290917 is a deficient number, since it is larger than the sum of its proper divisors (1).
13069290917 is an equidigital number, since it uses as much as digits as its factorization.
13069290917 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 183708, while the sum is 47.
The spelling of 13069290917 in words is "thirteen billion, sixty-nine million, two hundred ninety thousand, nine hundred seventeen".
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