Base | Representation |
---|---|
bin | 10001011101010001000 |
3 | 1002001200200 |
4 | 2023222020 |
5 | 121301130 |
6 | 20132200 |
7 | 4601520 |
oct | 2135210 |
9 | 1061620 |
10 | 572040 |
11 | 360867 |
12 | 237060 |
13 | 1704b1 |
14 | 10c680 |
15 | b4760 |
hex | 8ba88 |
572040 has 96 divisors (see below), whose sum is σ = 2134080. Its totient is φ = 130176.
The previous prime is 572027. The next prime is 572041. The reversal of 572040 is 40275.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is not an unprimeable number, because it can be changed into a prime (572041) by changing a digit.
572040 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2407 + ... + 2633.
It is an arithmetic number, because the mean of its divisors is an integer number (22230).
2572040 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 572040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1067040).
572040 is an abundant number, since it is smaller than the sum of its proper divisors (1562040).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
572040 is a wasteful number, since it uses less digits than its factorization.
572040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 251 (or 244 counting only the distinct ones).
The product of its (nonzero) digits is 280, while the sum is 18.
The square root of 572040 is about 756.3332598795. Note that the first 3 decimals coincide. The cubic root of 572040 is about 83.0122399329.
The spelling of 572040 in words is "five hundred seventy-two thousand, forty".
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