Base | Representation |
---|---|
bin | 111111110100101100… |
… | …110010110011101010 |
3 | 20112212222002020121212 |
4 | 333310230302303222 |
5 | 2110322123030321 |
6 | 51252053233122 |
7 | 4644143322131 |
oct | 776454626352 |
9 | 215788066555 |
10 | 68529892586 |
11 | 27077379671 |
12 | 113466327a2 |
13 | 66019c04cc |
14 | 3461694918 |
15 | 1bb151d55b |
hex | ff4b32cea |
68529892586 has 16 divisors (see below), whose sum is σ = 103888163400. Its totient is φ = 33900733440.
The previous prime is 68529892579. The next prime is 68529892591.
68529892586 is nontrivially palindromic in base 10.
It can be written as a sum of positive squares in 4 ways, for example, as 49026373561 + 19503519025 = 221419^2 + 139655^2 .
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 561590 + ... + 672638.
Almost surely, 268529892586 is an apocalyptic number.
68529892586 is a deficient number, since it is larger than the sum of its proper divisors (35358270814).
68529892586 is a wasteful number, since it uses less digits than its factorization.
68529892586 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 114329.
The product of its digits is 149299200, while the sum is 68.
The spelling of 68529892586 in words is "sixty-eight billion, five hundred twenty-nine million, eight hundred ninety-two thousand, five hundred eighty-six".
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