Base | Representation |
---|---|
bin | 1000001100101… |
… | …10011011000000 |
3 | 11210102001121012 |
4 | 10012112123000 |
5 | 120101223233 |
6 | 10454020052 |
7 | 1463365013 |
oct | 406263300 |
9 | 153361535 |
10 | 68773568 |
11 | 35903666 |
12 | 1b047628 |
13 | 1132c526 |
14 | 91c337a |
15 | 6087548 |
hex | 41966c0 |
68773568 has 28 divisors (see below), whose sum is σ = 144502632. Its totient is φ = 32363520.
The previous prime is 68773553. The next prime is 68773571. The reversal of 68773568 is 86537786.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30518 + ... + 32693.
Almost surely, 268773568 is an apocalyptic number.
68773568 is a gapful number since it is divisible by the number (68) formed by its first and last digit.
It is an amenable number.
68773568 is an abundant number, since it is smaller than the sum of its proper divisors (75729064).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68773568 is a wasteful number, since it uses less digits than its factorization.
68773568 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 63240 (or 63230 counting only the distinct ones).
The product of its digits is 1693440, while the sum is 50.
The square root of 68773568 is about 8292.9830579834. The cubic root of 68773568 is about 409.7074415006.
The spelling of 68773568 in words is "sixty-eight million, seven hundred seventy-three thousand, five hundred sixty-eight".
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