Base | Representation |
---|---|
bin | 1000001010110… |
… | …10000001011100 |
3 | 11202221111020101 |
4 | 10011122001130 |
5 | 120020314142 |
6 | 10444430444 |
7 | 1461314521 |
oct | 405320134 |
9 | 152844211 |
10 | 68526172 |
11 | 35754800 |
12 | 1ab48424 |
13 | 11273a40 |
14 | 915b148 |
15 | 60390b7 |
hex | 415a05c |
68526172 has 36 divisors (see below), whose sum is σ = 141966328. Its totient is φ = 28749600.
The previous prime is 68526169. The next prime is 68526197. The reversal of 68526172 is 27162586.
It is a happy number.
It is a congruent number.
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, 847 + ... + 11737.
Almost surely, 268526172 is an apocalyptic number.
It is an amenable number.
68526172 is an abundant number, since it is smaller than the sum of its proper divisors (73440156).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68526172 is a wasteful number, since it uses less digits than its factorization.
68526172 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10930 (or 10917 counting only the distinct ones).
The product of its digits is 40320, while the sum is 37.
The square root of 68526172 is about 8278.0536359702. The cubic root of 68526172 is about 409.2155773158.
The spelling of 68526172 in words is "sixty-eight million, five hundred twenty-six thousand, one hundred seventy-two".
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