Base | Representation |
---|---|
bin | 1101110000110… |
… | …1111101110010 |
3 | 11000121221010202 |
4 | 3130031331302 |
5 | 104234311012 |
6 | 5421155202 |
7 | 1300454531 |
oct | 334157562 |
9 | 130557122 |
10 | 57728882 |
11 | 2a64a622 |
12 | 173bbb02 |
13 | bc63303 |
14 | 794a318 |
15 | 5104cc2 |
hex | 370df72 |
57728882 has 16 divisors (see below), whose sum is σ = 89759232. Its totient is φ = 27816960.
The previous prime is 57728857. The next prime is 57728947. The reversal of 57728882 is 28882775.
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, 14123 + ... + 17745.
It is an arithmetic number, because the mean of its divisors is an integer number (5609952).
Almost surely, 257728882 is an apocalyptic number.
57728882 is a deficient number, since it is larger than the sum of its proper divisors (32030350).
57728882 is a wasteful number, since it uses less digits than its factorization.
57728882 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3913.
The product of its digits is 501760, while the sum is 47.
The square root of 57728882 is about 7597.9524873482. The cubic root of 57728882 is about 386.4835814104.
The spelling of 57728882 in words is "fifty-seven million, seven hundred twenty-eight thousand, eight hundred eighty-two".
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