Base | Representation |
---|---|
bin | 10100010100101… |
… | …101110001010111 |
3 | 212202121022022211 |
4 | 110110231301113 |
5 | 1144242142204 |
6 | 53500134251 |
7 | 11310144163 |
oct | 2424556127 |
9 | 782538284 |
10 | 340974679 |
11 | 165520361 |
12 | 96237387 |
13 | 55846186 |
14 | 333dbca3 |
15 | 1ee04804 |
hex | 1452dc57 |
340974679 has 2 divisors, whose sum is σ = 340974680. Its totient is φ = 340974678.
The previous prime is 340974677. The next prime is 340974719. The reversal of 340974679 is 976479043.
It is a weak prime.
It is an emirp because it is prime and its reverse (976479043) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 340974679 - 21 = 340974677 is a prime.
Together with 340974677, 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 (340974671) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170487339 + 170487340.
It is an arithmetic number, because the mean of its divisors is an integer number (170487340).
Almost surely, 2340974679 is an apocalyptic number.
340974679 is a deficient number, since it is larger than the sum of its proper divisors (1).
340974679 is an equidigital number, since it uses as much as digits as its factorization.
340974679 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 1143072, while the sum is 49.
The square root of 340974679 is about 18465.4996953779. The cubic root of 340974679 is about 698.6195098978.
The spelling of 340974679 in words is "three hundred forty million, nine hundred seventy-four thousand, six hundred seventy-nine".
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