Base | Representation |
---|---|
bin | 1100101011110000… |
… | …10011000011110101 |
3 | 122120120022222220112 |
4 | 12111320103003311 |
5 | 102421214434423 |
6 | 3043411512405 |
7 | 330514024634 |
oct | 62570230365 |
9 | 18516288815 |
10 | 6809530613 |
11 | 2984891156 |
12 | 13a05b8705 |
13 | 846a07972 |
14 | 48853951b |
15 | 29cc43a78 |
hex | 195e130f5 |
6809530613 has 2 divisors, whose sum is σ = 6809530614. Its totient is φ = 6809530612.
The previous prime is 6809530529. The next prime is 6809530619. The reversal of 6809530613 is 3160359086.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 4998772804 + 1810757809 = 70702^2 + 42553^2 .
It is a cyclic number.
It is not a de Polignac number, because 6809530613 - 210 = 6809529589 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (6809530619) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3404765306 + 3404765307.
It is an arithmetic number, because the mean of its divisors is an integer number (3404765307).
Almost surely, 26809530613 is an apocalyptic number.
It is an amenable number.
6809530613 is a deficient number, since it is larger than the sum of its proper divisors (1).
6809530613 is an equidigital number, since it uses as much as digits as its factorization.
6809530613 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 116640, while the sum is 41.
The square root of 6809530613 is about 82519.8801077655. The cubic root of 6809530613 is about 1895.4211638298.
Adding to 6809530613 its reverse (3160359086), we get a palindrome (9969889699).
The spelling of 6809530613 in words is "six billion, eight hundred nine million, five hundred thirty thousand, six hundred thirteen".
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