Base | Representation |
---|---|
bin | 111111100100010100… |
… | …111000010100111110 |
3 | 20112011211011211011112 |
4 | 333210110320110332 |
5 | 2104241312011121 |
6 | 51204521322022 |
7 | 4634266346015 |
oct | 774424702476 |
9 | 215154154145 |
10 | 68255188286 |
11 | 26a4630221a |
12 | 1128a636312 |
13 | 6589b0b39c |
14 | 3436dc7a7c |
15 | 1b9735975b |
hex | fe453853e |
68255188286 has 32 divisors (see below), whose sum is σ = 107197572096. Its totient is φ = 32532940000.
The previous prime is 68255188259. The next prime is 68255188297. The reversal of 68255188286 is 68288155286.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35903936 + ... + 35905836.
It is an arithmetic number, because the mean of its divisors is an integer number (3349924128).
Almost surely, 268255188286 is an apocalyptic number.
68255188286 is a deficient number, since it is larger than the sum of its proper divisors (38942383810).
68255188286 is a wasteful number, since it uses less digits than its factorization.
68255188286 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4168.
The product of its digits is 14745600, while the sum is 59.
The spelling of 68255188286 in words is "sixty-eight billion, two hundred fifty-five million, one hundred eighty-eight thousand, two hundred eighty-six".
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