Base | Representation |
---|---|
bin | 111111100110010011… |
… | …101011000101001110 |
3 | 20112021010201111011202 |
4 | 333212103223011032 |
5 | 2104323314120233 |
6 | 51212105545502 |
7 | 4635152021630 |
oct | 774623530516 |
9 | 215233644152 |
10 | 68288426318 |
11 | 26a63044472 |
12 | 112997a5292 |
13 | 6593978168 |
14 | 343b59aa50 |
15 | 1b9a222be8 |
hex | fe64eb14e |
68288426318 has 64 divisors (see below), whose sum is σ = 124668108288. Its totient is φ = 27386311680.
The previous prime is 68288426303. The next prime is 68288426383. The reversal of 68288426318 is 81362488286.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 36575621 + ... + 36577487.
It is an arithmetic number, because the mean of its divisors is an integer number (1947939192).
Almost surely, 268288426318 is an apocalyptic number.
68288426318 is a deficient number, since it is larger than the sum of its proper divisors (56379681970).
68288426318 is a wasteful number, since it uses less digits than its factorization.
68288426318 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2697.
The product of its digits is 7077888, while the sum is 56.
The spelling of 68288426318 in words is "sixty-eight billion, two hundred eighty-eight million, four hundred twenty-six thousand, three hundred eighteen".
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