Base | Representation |
---|---|
bin | 101000110001100… |
… | …0100001101110111 |
3 | 10112100102001120222 |
4 | 1101203010031313 |
5 | 10300221144212 |
6 | 343432044555 |
7 | 45622025126 |
oct | 12143041567 |
9 | 3470361528 |
10 | 1368146807 |
11 | 642312a45 |
12 | 32223375b |
13 | 18a5a8131 |
14 | cd9bdabd |
15 | 801a1c72 |
hex | 518c4377 |
1368146807 has 2 divisors, whose sum is σ = 1368146808. Its totient is φ = 1368146806.
The previous prime is 1368146797. The next prime is 1368146809. The reversal of 1368146807 is 7086418631.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 1368146807 - 28 = 1368146551 is a prime.
Together with 1368146809, 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 (1368146809) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 684073403 + 684073404.
It is an arithmetic number, because the mean of its divisors is an integer number (684073404).
Almost surely, 21368146807 is an apocalyptic number.
1368146807 is a deficient number, since it is larger than the sum of its proper divisors (1).
1368146807 is an equidigital number, since it uses as much as digits as its factorization.
1368146807 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 193536, while the sum is 44.
The square root of 1368146807 is about 36988.4685679199. The cubic root of 1368146807 is about 1110.1395293043.
The spelling of 1368146807 in words is "one billion, three hundred sixty-eight million, one hundred forty-six thousand, eight hundred seven".
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