Base | Representation |
---|---|
bin | 1101110010110… |
… | …1110010101000 |
3 | 11000212112221211 |
4 | 3130231302220 |
5 | 104302443430 |
6 | 5424042504 |
7 | 1301536555 |
oct | 334556250 |
9 | 130775854 |
10 | 57859240 |
11 | 2a72955a |
12 | 17463434 |
13 | bcaa74a |
14 | 7981a2c |
15 | 512d72a |
hex | 372dca8 |
57859240 has 32 divisors (see below), whose sum is σ = 130452480. Its totient is φ = 23095872.
The previous prime is 57859229. The next prime is 57859247. The reversal of 57859240 is 4295875.
It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors.
It is a Harshad number since it is a multiple of its sum of digits (40).
It is a junction number, because it is equal to n+sod(n) for n = 57859193 and 57859202.
It is not an unprimeable number, because it can be changed into a prime (57859247) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23089 + ... + 25471.
It is an arithmetic number, because the mean of its divisors is an integer number (4076640).
Almost surely, 257859240 is an apocalyptic number.
It is an amenable number.
57859240 is an abundant number, since it is smaller than the sum of its proper divisors (72593240).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57859240 is a wasteful number, since it uses less digits than its factorization.
57859240 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3001 (or 2997 counting only the distinct ones).
The product of its (nonzero) digits is 100800, while the sum is 40.
The square root of 57859240 is about 7606.5261453570. The cubic root of 57859240 is about 386.7742698284.
The spelling of 57859240 in words is "fifty-seven million, eight hundred fifty-nine thousand, two hundred forty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •