Base | Representation |
---|---|
bin | 1101101100101… |
… | …0011000000000 |
3 | 11000002212101001 |
4 | 3123022120000 |
5 | 104201431112 |
6 | 5411221344 |
7 | 1265222431 |
oct | 333123000 |
9 | 130085331 |
10 | 57452032 |
11 | 2a480620 |
12 | 172a7854 |
13 | bb972b1 |
14 | 78b7488 |
15 | 509cc57 |
hex | 36ca600 |
57452032 has 60 divisors (see below), whose sum is σ = 126479628. Its totient is φ = 25856000.
The previous prime is 57452011. The next prime is 57452069. The reversal of 57452032 is 23025475.
It is a congruent number.
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, 568782 + ... + 568882.
Almost surely, 257452032 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 57452032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (63239814).
57452032 is an abundant number, since it is smaller than the sum of its proper divisors (69027596).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57452032 is an equidigital number, since it uses as much as digits as its factorization.
57452032 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 231 (or 114 counting only the distinct ones).
The product of its (nonzero) digits is 8400, while the sum is 28.
The square root of 57452032 is about 7579.7118678747. The cubic root of 57452032 is about 385.8647722683.
It can be divided in two parts, 5745 and 2032, that added together give a palindrome (7777).
The spelling of 57452032 in words is "fifty-seven million, four hundred fifty-two thousand, thirty-two".
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