Base | Representation |
---|---|
bin | 1100011110100000… |
… | …01010001100001111 |
3 | 122021211010012020102 |
4 | 12033100022030033 |
5 | 102204234021411 |
6 | 3024400441315 |
7 | 324663665204 |
oct | 61720121417 |
9 | 18254105212 |
10 | 6698345231 |
11 | 292804aa06 |
12 | 136b31923b |
13 | 829978bb6 |
14 | 477875cab |
15 | 2930ced3b |
hex | 18f40a30f |
6698345231 has 2 divisors, whose sum is σ = 6698345232. Its totient is φ = 6698345230.
The previous prime is 6698345189. The next prime is 6698345233. The reversal of 6698345231 is 1325438966.
6698345231 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 6698345231 - 210 = 6698344207 is a prime.
It is a super-2 number, since 2×66983452312 = 89735657667320886722, which contains 22 as substring.
Together with 6698345233, 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 (6698345233) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3349172615 + 3349172616.
It is an arithmetic number, because the mean of its divisors is an integer number (3349172616).
Almost surely, 26698345231 is an apocalyptic number.
6698345231 is a deficient number, since it is larger than the sum of its proper divisors (1).
6698345231 is an equidigital number, since it uses as much as digits as its factorization.
6698345231 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 933120, while the sum is 47.
The square root of 6698345231 is about 81843.4189840576. The cubic root of 6698345231 is about 1885.0484154296.
The spelling of 6698345231 in words is "six billion, six hundred ninety-eight million, three hundred forty-five thousand, two hundred thirty-one".
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