Base | Representation |
---|---|
bin | 1101101011101… |
… | …1000011010010 |
3 | 10222222200021101 |
4 | 3122323003102 |
5 | 104142424031 |
6 | 5410015014 |
7 | 1264541434 |
oct | 332730322 |
9 | 128880241 |
10 | 57389266 |
11 | 2a438450 |
12 | 1727746a |
13 | bb7485c |
14 | 789c654 |
15 | 5089361 |
hex | 36bb0d2 |
57389266 has 16 divisors (see below), whose sum is σ = 94631328. Its totient is φ = 25885600.
The previous prime is 57389261. The next prime is 57389279. The reversal of 57389266 is 66298375.
It is not an unprimeable number, because it can be changed into a prime (57389261) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7075 + ... + 12838.
It is an arithmetic number, because the mean of its divisors is an integer number (5914458).
Almost surely, 257389266 is an apocalyptic number.
57389266 is a deficient number, since it is larger than the sum of its proper divisors (37242062).
57389266 is a wasteful number, since it uses less digits than its factorization.
57389266 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20057.
The product of its digits is 544320, while the sum is 46.
The square root of 57389266 is about 7575.5703415650. The cubic root of 57389266 is about 385.7242027498.
The spelling of 57389266 in words is "fifty-seven million, three hundred eighty-nine thousand, two hundred sixty-six".
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