Base | Representation |
---|---|
bin | 111111100101110011… |
… | …001100001001011010 |
3 | 20112020112200212100200 |
4 | 333211303030021122 |
5 | 2104314124123002 |
6 | 51211203243030 |
7 | 4635016444632 |
oct | 774563141132 |
9 | 215215625320 |
10 | 68279911002 |
11 | 26a59258816 |
12 | 11296979476 |
13 | 6591c86304 |
14 | 343a3c16c2 |
15 | 1b995deb1c |
hex | fe5ccc25a |
68279911002 has 24 divisors (see below), whose sum is σ = 148170627540. Its totient is φ = 22724459520.
The previous prime is 68279910953. The next prime is 68279911019. The reversal of 68279911002 is 20011997286.
It can be written as a sum of positive squares in 2 ways, for example, as 54395766441 + 13884144561 = 233229^2 + 117831^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2947377 + ... + 2970452.
Almost surely, 268279911002 is an apocalyptic number.
68279911002 is an abundant number, since it is smaller than the sum of its proper divisors (79890716538).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68279911002 is a wasteful number, since it uses less digits than its factorization.
68279911002 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5918478 (or 5918475 counting only the distinct ones).
The product of its (nonzero) digits is 108864, while the sum is 45.
The spelling of 68279911002 in words is "sixty-eight billion, two hundred seventy-nine million, nine hundred eleven thousand, two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •