Base | Representation |
---|---|
bin | 1001011100111… |
… | …01100101011000 |
3 | 12112012021121012 |
4 | 10232131211120 |
5 | 130244214124 |
6 | 11511233052 |
7 | 1651641200 |
oct | 456354530 |
9 | 175167535 |
10 | 79288664 |
11 | 40835824 |
12 | 22678788 |
13 | 13571690 |
14 | a75d400 |
15 | 6e62e0e |
hex | 4b9d958 |
79288664 has 48 divisors (see below), whose sum is σ = 186253200. Its totient is φ = 31364928.
The previous prime is 79288631. The next prime is 79288681. The reversal of 79288664 is 46688297.
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, 2684 + ... + 12875.
It is an arithmetic number, because the mean of its divisors is an integer number (3880275).
Almost surely, 279288664 is an apocalyptic number.
It is an amenable number.
79288664 is an abundant number, since it is smaller than the sum of its proper divisors (106964536).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
79288664 is a wasteful number, since it uses less digits than its factorization.
79288664 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15592 (or 15581 counting only the distinct ones).
The product of its digits is 1161216, while the sum is 50.
The square root of 79288664 is about 8904.4182291714. The cubic root of 79288664 is about 429.6060281871.
The spelling of 79288664 in words is "seventy-nine million, two hundred eighty-eight thousand, six hundred sixty-four".
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