Base | Representation |
---|---|
bin | 1010001001100… |
… | …1101000000000 |
3 | 2222002220012102 |
4 | 2202121220000 |
5 | 41344303123 |
6 | 4120245532 |
7 | 1024600313 |
oct | 242315000 |
9 | 88086172 |
10 | 42572288 |
11 | 22038210 |
12 | 123108a8 |
13 | 8a87605 |
14 | 592297a |
15 | 3b0e028 |
hex | 2899a00 |
42572288 has 40 divisors (see below), whose sum is σ = 92806560. Its totient is φ = 19348480.
The previous prime is 42572273. The next prime is 42572329. The reversal of 42572288 is 88227524.
It is a happy number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1853 + ... + 9411.
It is an arithmetic number, because the mean of its divisors is an integer number (2320164).
Almost surely, 242572288 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 42572288, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46403280).
42572288 is an abundant number, since it is smaller than the sum of its proper divisors (50234272).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42572288 is an equidigital number, since it uses as much as digits as its factorization.
42572288 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7588 (or 7572 counting only the distinct ones).
The product of its digits is 71680, while the sum is 38.
The square root of 42572288 is about 6524.7442861770. The cubic root of 42572288 is about 349.1743476899.
The spelling of 42572288 in words is "forty-two million, five hundred seventy-two thousand, two hundred eighty-eight".
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