Base | Representation |
---|---|
bin | 1101100111101… |
… | …0010011000000 |
3 | 10222111012102220 |
4 | 3121322103000 |
5 | 104110432112 |
6 | 5400211040 |
7 | 1262355240 |
oct | 331722300 |
9 | 128435386 |
10 | 57124032 |
11 | 2a277149 |
12 | 17169a80 |
13 | bab0c04 |
14 | 782db20 |
15 | 503598c |
hex | 367a4c0 |
57124032 has 112 divisors (see below), whose sum is σ = 181904640. Its totient is φ = 15455232.
The previous prime is 57124009. The next prime is 57124043. The reversal of 57124032 is 23042175.
It is a tau number, because it is divible by the number of its divisors (112).
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a junction number, because it is equal to n+sod(n) for n = 57123993 and 57124011.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24418 + ... + 26654.
Almost surely, 257124032 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 57124032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (90952320).
57124032 is an abundant number, since it is smaller than the sum of its proper divisors (124780608).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57124032 is a wasteful number, since it uses less digits than its factorization.
57124032 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2278 (or 2268 counting only the distinct ones).
The product of its (nonzero) digits is 1680, while the sum is 24.
The square root of 57124032 is about 7558.0441914559. The cubic root of 57124032 is about 385.1290555146.
The spelling of 57124032 in words is "fifty-seven million, one hundred twenty-four thousand, thirty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.088 sec. • engine limits •