Base | Representation |
---|---|
bin | 1101110011000… |
… | …0001000101000 |
3 | 11000220001010101 |
4 | 3130300020220 |
5 | 104303300330 |
6 | 5424155144 |
7 | 1301606551 |
oct | 334601050 |
9 | 130801111 |
10 | 57868840 |
11 | 2a735797 |
12 | 17468ab4 |
13 | bcb1c23 |
14 | 7985328 |
15 | 51314ca |
hex | 3730228 |
57868840 has 32 divisors (see below), whose sum is σ = 130999680. Its totient is φ = 23006272.
The previous prime is 57868829. The next prime is 57868861. The reversal of 57868840 is 4886875.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2349 + ... + 11011.
It is an arithmetic number, because the mean of its divisors is an integer number (4093740).
Almost surely, 257868840 is an apocalyptic number.
It is an amenable number.
57868840 is an abundant number, since it is smaller than the sum of its proper divisors (73130840).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57868840 is a wasteful number, since it uses less digits than its factorization.
57868840 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8841 (or 8837 counting only the distinct ones).
The product of its (nonzero) digits is 430080, while the sum is 46.
The square root of 57868840 is about 7607.1571562575. The cubic root of 57868840 is about 386.7956598297.
The spelling of 57868840 in words is "fifty-seven million, eight hundred sixty-eight thousand, eight hundred forty".
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