Base | Representation |
---|---|
bin | 11000001110111011… |
… | …01011011001000101 |
3 | 1020120200211200122211 |
4 | 30013131223121011 |
5 | 203121042403214 |
6 | 5550552023421 |
7 | 640255133512 |
oct | 140735533105 |
9 | 36520750584 |
10 | 13010122309 |
11 | 55769694a8 |
12 | 2631091b71 |
13 | 12c4507132 |
14 | 8b5c42309 |
15 | 5122a10c4 |
hex | 30776b645 |
13010122309 has 2 divisors, whose sum is σ = 13010122310. Its totient is φ = 13010122308.
The previous prime is 13010122291. The next prime is 13010122331. The reversal of 13010122309 is 90322101031.
It is an a-pointer prime, because the next prime (13010122331) can be obtained adding 13010122309 to its sum of digits (22).
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 8344822500 + 4665299809 = 91350^2 + 68303^2 .
It is a cyclic number.
It is not a de Polignac number, because 13010122309 - 25 = 13010122277 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 13010122309.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (13010122369) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6505061154 + 6505061155.
It is an arithmetic number, because the mean of its divisors is an integer number (6505061155).
Almost surely, 213010122309 is an apocalyptic number.
It is an amenable number.
13010122309 is a deficient number, since it is larger than the sum of its proper divisors (1).
13010122309 is an equidigital number, since it uses as much as digits as its factorization.
13010122309 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 324, while the sum is 22.
The spelling of 13010122309 in words is "thirteen billion, ten million, one hundred twenty-two thousand, three hundred nine".
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