Base | Representation |
---|---|
bin | 1001011100111… |
… | …00111001110000 |
3 | 12112012010202210 |
4 | 10232130321300 |
5 | 130244121442 |
6 | 11511212120 |
7 | 1651630101 |
oct | 456347160 |
9 | 175163683 |
10 | 79285872 |
11 | 40833716 |
12 | 22677040 |
13 | 13570323 |
14 | a75c3a8 |
15 | 6e6219c |
hex | 4b9ce70 |
79285872 has 40 divisors (see below), whose sum is σ = 206197120. Its totient is φ = 26251200.
The previous prime is 79285847. The next prime is 79285891. The reversal of 79285872 is 27858297.
It is a Harshad number since it is a multiple of its sum of digits (48).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1779 + ... + 12717.
It is an arithmetic number, because the mean of its divisors is an integer number (5154928).
Almost surely, 279285872 is an apocalyptic number.
It is an amenable number.
79285872 is an abundant number, since it is smaller than the sum of its proper divisors (126911248).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
79285872 is a wasteful number, since it uses less digits than its factorization.
79285872 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11101 (or 11095 counting only the distinct ones).
The product of its digits is 564480, while the sum is 48.
The square root of 79285872 is about 8904.2614516871. The cubic root of 79285872 is about 429.6009855406.
The spelling of 79285872 in words is "seventy-nine million, two hundred eighty-five thousand, eight hundred seventy-two".
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