Base | Representation |
---|---|
bin | 1100110101010110… |
… | …10001000100010011 |
3 | 122210011202022001121 |
4 | 12122223101010103 |
5 | 103102320010114 |
6 | 3055404343111 |
7 | 332512016323 |
oct | 63253210423 |
9 | 18704668047 |
10 | 6890000659 |
11 | 2a16253523 |
12 | 1403544a97 |
13 | 85a5a0c89 |
14 | 4950c5283 |
15 | 2a4d3ba24 |
hex | 19aad1113 |
6890000659 has 2 divisors, whose sum is σ = 6890000660. Its totient is φ = 6890000658.
The previous prime is 6890000657. The next prime is 6890000713. The reversal of 6890000659 is 9560000986.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 6890000659 - 21 = 6890000657 is a prime.
Together with 6890000657, it forms a pair of twin primes.
It is not a weakly prime, because it can be changed into another prime (6890000651) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3445000329 + 3445000330.
It is an arithmetic number, because the mean of its divisors is an integer number (3445000330).
Almost surely, 26890000659 is an apocalyptic number.
6890000659 is a deficient number, since it is larger than the sum of its proper divisors (1).
6890000659 is an equidigital number, since it uses as much as digits as its factorization.
6890000659 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 43.
The square root of 6890000659 is about 83006.0278473799. The cubic root of 6890000659 is about 1902.8581783293.
The spelling of 6890000659 in words is "six billion, eight hundred ninety million, six hundred fifty-nine", and thus it is an aban number.
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