Base | Representation |
---|---|
bin | 1101110000001… |
… | …0000111111110 |
3 | 11000112110121110 |
4 | 3130002013332 |
5 | 104231233012 |
6 | 5420142450 |
7 | 1300163244 |
oct | 334020776 |
9 | 130473543 |
10 | 57680382 |
11 | 2a617141 |
12 | 17397a26 |
13 | bc47206 |
14 | 7936794 |
15 | 50e573c |
hex | 37021fe |
57680382 has 16 divisors (see below), whose sum is σ = 115567632. Its totient is φ = 19192320.
The previous prime is 57680351. The next prime is 57680401. The reversal of 57680382 is 28308675.
It is a self number, because there is not a number n which added to its sum of digits gives 57680382.
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, 4869 + ... + 11792.
It is an arithmetic number, because the mean of its divisors is an integer number (7222977).
Almost surely, 257680382 is an apocalyptic number.
57680382 is an abundant number, since it is smaller than the sum of its proper divisors (57887250).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57680382 is a wasteful number, since it uses less digits than its factorization.
57680382 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17243.
The product of its (nonzero) digits is 80640, while the sum is 39.
The square root of 57680382 is about 7594.7601673786. The cubic root of 57680382 is about 386.3753184128.
The spelling of 57680382 in words is "fifty-seven million, six hundred eighty thousand, three hundred eighty-two".
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