Base | Representation |
---|---|
bin | 1101110010000… |
… | …1010110000000 |
3 | 11000202222000112 |
4 | 3130201112000 |
5 | 104244331011 |
6 | 5423010452 |
7 | 1301235122 |
oct | 334412600 |
9 | 130688015 |
10 | 57808256 |
11 | 2a6a4220 |
12 | 17439a28 |
13 | bc9048c |
14 | 796b212 |
15 | 511d58b |
hex | 3721580 |
57808256 has 32 divisors (see below), whose sum is σ = 125637480. Its totient is φ = 26275840.
The previous prime is 57808253. The next prime is 57808321. The reversal of 57808256 is 65280875.
It is a tau number, because it is divible by the number of its divisors (32).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57808253) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19121 + ... + 21936.
Almost surely, 257808256 is an apocalyptic number.
It is an amenable number.
57808256 is an abundant number, since it is smaller than the sum of its proper divisors (67829224).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57808256 is a wasteful number, since it uses less digits than its factorization.
57808256 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 41082 (or 41070 counting only the distinct ones).
The product of its (nonzero) digits is 134400, while the sum is 41.
The square root of 57808256 is about 7603.1740740299. The cubic root of 57808256 is about 386.6606314291.
The spelling of 57808256 in words is "fifty-seven million, eight hundred eight thousand, two hundred fifty-six".
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