Base | Representation |
---|---|
bin | 111111101010001100… |
… | …010001001100111000 |
3 | 20112102200100100122211 |
4 | 333222030101030320 |
5 | 2104442010003133 |
6 | 51222354424504 |
7 | 4636602651436 |
oct | 775214211470 |
9 | 215380310584 |
10 | 68353594168 |
11 | 26a96904aa2 |
12 | 112b7592134 |
13 | 65a4314412 |
14 | 34460c1d56 |
15 | 1ba0ce6bcd |
hex | fea311338 |
68353594168 has 64 divisors (see below), whose sum is σ = 132247015200. Its totient is φ = 33105346560.
The previous prime is 68353594147. The next prime is 68353594171. The reversal of 68353594168 is 86149535386.
68353594168 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×683535941682 (a number of 22 digits) contains 22 as substring.
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, 43508823 + ... + 43510393.
Almost surely, 268353594168 is an apocalyptic number.
It is an amenable number.
68353594168 is a deficient number, since it is larger than the sum of its proper divisors (63893421032).
68353594168 is a wasteful number, since it uses less digits than its factorization.
68353594168 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2872 (or 2868 counting only the distinct ones).
The product of its digits is 18662400, while the sum is 58.
The spelling of 68353594168 in words is "sixty-eight billion, three hundred fifty-three million, five hundred ninety-four thousand, one hundred sixty-eight".
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