Base | Representation |
---|---|
bin | 1111011101110… |
… | …1000011111000 |
3 | 11112001122222202 |
4 | 3313131003320 |
5 | 113101243400 |
6 | 10234205332 |
7 | 1415242166 |
oct | 367350370 |
9 | 145048882 |
10 | 64868600 |
11 | 33686815 |
12 | 19883848 |
13 | 10592cb4 |
14 | 8888236 |
15 | 5a654d5 |
hex | 3ddd0f8 |
64868600 has 48 divisors (see below), whose sum is σ = 159699600. Its totient is φ = 24419840.
The previous prime is 64868597. The next prime is 64868611. The reversal of 64868600 is 686846.
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, 6140 + ... + 12939.
It is an arithmetic number, because the mean of its divisors is an integer number (3327075).
Almost surely, 264868600 is an apocalyptic number.
It is an amenable number.
64868600 is an abundant number, since it is smaller than the sum of its proper divisors (94831000).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
64868600 is a wasteful number, since it uses less digits than its factorization.
64868600 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19112 (or 19103 counting only the distinct ones).
The product of its (nonzero) digits is 55296, while the sum is 38.
The square root of 64868600 is about 8054.1045436473. The cubic root of 64868600 is about 401.8014580262.
The spelling of 64868600 in words is "sixty-four million, eight hundred sixty-eight thousand, six hundred".
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