Base | Representation |
---|---|
bin | 1101101011110… |
… | …0001011011010 |
3 | 10222222220121100 |
4 | 3122330023122 |
5 | 104143101012 |
6 | 5410052230 |
7 | 1264561050 |
oct | 332741332 |
9 | 128886540 |
10 | 57393882 |
11 | 2a440967 |
12 | 1727a076 |
13 | bb769a0 |
14 | 78a01d0 |
15 | 508a8dc |
hex | 36bc2da |
57393882 has 96 divisors (see below), whose sum is σ = 157352832. Its totient is φ = 14712192.
The previous prime is 57393877. The next prime is 57393907. The reversal of 57393882 is 28839375.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 60133 + ... + 61079.
It is an arithmetic number, because the mean of its divisors is an integer number (1639092).
Almost surely, 257393882 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 57393882, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (78676416).
57393882 is an abundant number, since it is smaller than the sum of its proper divisors (99958950).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57393882 is a wasteful number, since it uses less digits than its factorization.
57393882 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1012 (or 1009 counting only the distinct ones).
The product of its digits is 362880, while the sum is 45.
The square root of 57393882 is about 7575.8749989688. The cubic root of 57393882 is about 385.7345441447.
The spelling of 57393882 in words is "fifty-seven million, three hundred ninety-three thousand, eight hundred eighty-two".
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