Base | Representation |
---|---|
bin | 11000010000001001… |
… | …00000011110011101 |
3 | 1020121101222211111021 |
4 | 30020010200132131 |
5 | 203131144114323 |
6 | 5551554124141 |
7 | 640440506563 |
oct | 141004403635 |
9 | 36541884437 |
10 | 13020301213 |
11 | 5581691017 |
12 | 2634580651 |
13 | 12c665c25a |
14 | 8b7331a33 |
15 | 51311205d |
hex | 30812079d |
13020301213 has 2 divisors, whose sum is σ = 13020301214. Its totient is φ = 13020301212.
The previous prime is 13020301201. The next prime is 13020301237. The reversal of 13020301213 is 31210302031.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 10874944089 + 2145357124 = 104283^2 + 46318^2 .
It is a cyclic number.
It is not a de Polignac number, because 13020301213 - 29 = 13020300701 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (13020301253) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6510150606 + 6510150607.
It is an arithmetic number, because the mean of its divisors is an integer number (6510150607).
Almost surely, 213020301213 is an apocalyptic number.
It is an amenable number.
13020301213 is a deficient number, since it is larger than the sum of its proper divisors (1).
13020301213 is an equidigital number, since it uses as much as digits as its factorization.
13020301213 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 108, while the sum is 16.
Adding to 13020301213 its reverse (31210302031), we get a palindrome (44230603244).
The spelling of 13020301213 in words is "thirteen billion, twenty million, three hundred one thousand, two hundred thirteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.162 sec. • engine limits •