Base | Representation |
---|---|
bin | 1000001101110… |
… | …00111011011011 |
3 | 11210200020110222 |
4 | 10012320323123 |
5 | 120120234112 |
6 | 10501030255 |
7 | 1464524045 |
oct | 406707333 |
9 | 153606428 |
10 | 68914907 |
11 | 3599a876 |
12 | 1b0b538b |
13 | 1137b969 |
14 | 921ca95 |
15 | 60b4372 |
hex | 41b8edb |
68914907 has 2 divisors, whose sum is σ = 68914908. Its totient is φ = 68914906.
The previous prime is 68914897. The next prime is 68914987. The reversal of 68914907 is 70941986.
It is a weak prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-68914907 is a prime.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (68914987) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34457453 + 34457454.
It is an arithmetic number, because the mean of its divisors is an integer number (34457454).
Almost surely, 268914907 is an apocalyptic number.
68914907 is a deficient number, since it is larger than the sum of its proper divisors (1).
68914907 is an equidigital number, since it uses as much as digits as its factorization.
68914907 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 108864, while the sum is 44.
The square root of 68914907 is about 8301.5002860929. The cubic root of 68914907 is about 409.9879175499.
The spelling of 68914907 in words is "sixty-eight million, nine hundred fourteen thousand, nine hundred seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •