Base | Representation |
---|---|
bin | 1101110011010… |
… | …0001010110110 |
3 | 11000220212210110 |
4 | 3130310022312 |
5 | 104304312431 |
6 | 5424403450 |
7 | 1302006000 |
oct | 334641266 |
9 | 130825713 |
10 | 57885366 |
11 | 2a747150 |
12 | 17476586 |
13 | bcb95c6 |
14 | 798b370 |
15 | 5136346 |
hex | 37342b6 |
57885366 has 64 divisors (see below), whose sum is σ = 147340800. Its totient is φ = 15029280.
The previous prime is 57885349. The next prime is 57885367. The reversal of 57885366 is 66358875.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57885367) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21360 + ... + 23916.
It is an arithmetic number, because the mean of its divisors is an integer number (2302200).
Almost surely, 257885366 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 57885366, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (73670400).
57885366 is an abundant number, since it is smaller than the sum of its proper divisors (89455434).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57885366 is a wasteful number, since it uses less digits than its factorization.
57885366 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2594 (or 2580 counting only the distinct ones).
The product of its digits is 1209600, while the sum is 48.
The square root of 57885366 is about 7608.2432926399. The cubic root of 57885366 is about 386.8324762850.
The spelling of 57885366 in words is "fifty-seven million, eight hundred eighty-five thousand, three hundred sixty-six".
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