Base | Representation |
---|---|
bin | 1100101011001011… |
… | …00100010001101001 |
3 | 122120020002112100112 |
4 | 12111211210101221 |
5 | 102413440323033 |
6 | 3043114344105 |
7 | 330424214264 |
oct | 62545442151 |
9 | 18506075315 |
10 | 6804620393 |
11 | 298203801a |
12 | 139aa2b035 |
13 | 8459a89cc |
14 | 487a1bcdb |
15 | 29c5c3c48 |
hex | 195964469 |
6804620393 has 2 divisors, whose sum is σ = 6804620394. Its totient is φ = 6804620392.
The previous prime is 6804620387. The next prime is 6804620429. The reversal of 6804620393 is 3930264086.
6804620393 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 5575907584 + 1228712809 = 74672^2 + 35053^2 .
It is a cyclic number.
It is not a de Polignac number, because 6804620393 - 212 = 6804616297 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 6804620393.
It is not a weakly prime, because it can be changed into another prime (6804620363) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3402310196 + 3402310197.
It is an arithmetic number, because the mean of its divisors is an integer number (3402310197).
Almost surely, 26804620393 is an apocalyptic number.
It is an amenable number.
6804620393 is a deficient number, since it is larger than the sum of its proper divisors (1).
6804620393 is an equidigital number, since it uses as much as digits as its factorization.
6804620393 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 186624, while the sum is 41.
The square root of 6804620393 is about 82490.1230026965. The cubic root of 6804620393 is about 1894.9654705107.
The spelling of 6804620393 in words is "six billion, eight hundred four million, six hundred twenty thousand, three hundred ninety-three".
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