Base | Representation |
---|---|
bin | 1101101011110… |
… | …0001100010000 |
3 | 10222222220200100 |
4 | 3122330030100 |
5 | 104143101221 |
6 | 5410052400 |
7 | 1264561155 |
oct | 332741420 |
9 | 128886610 |
10 | 57393936 |
11 | 2a440a06 |
12 | 1727a100 |
13 | bb76a12 |
14 | 78a022c |
15 | 508a926 |
hex | 36bc310 |
57393936 has 30 divisors (see below), whose sum is σ = 160623710. Its totient is φ = 19131264.
The previous prime is 57393913. The next prime is 57393953. The reversal of 57393936 is 63939375.
It can be written as a sum of positive squares in only one way, i.e., 53934336 + 3459600 = 7344^2 + 1860^2 .
It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.
It is a junction number, because it is equal to n+sod(n) for n = 57393891 and 57393900.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 199141 + ... + 199428.
Almost surely, 257393936 is an apocalyptic number.
It is an amenable number.
57393936 is an abundant number, since it is smaller than the sum of its proper divisors (103229774).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57393936 is a wasteful number, since it uses less digits than its factorization.
57393936 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 398583 (or 398574 counting only the distinct ones).
The product of its digits is 459270, while the sum is 45.
The square root of 57393936 is about 7575.8785629127. The cubic root of 57393936 is about 385.7346651196.
The spelling of 57393936 in words is "fifty-seven million, three hundred ninety-three thousand, nine hundred thirty-six".
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