Base | Representation |
---|---|
bin | 101010001100… |
… | …1101100100000 |
3 | 1112122002021012 |
4 | 1110121230200 |
5 | 21131002334 |
6 | 2110120052 |
7 | 356030243 |
oct | 124315440 |
9 | 45562235 |
10 | 22125344 |
11 | 1154210a |
12 | 74b0028 |
13 | 4778927 |
14 | 2d1d25a |
15 | 1e209ce |
hex | 1519b20 |
22125344 has 36 divisors (see below), whose sum is σ = 44647974. Its totient is φ = 10792704.
The previous prime is 22125319. The next prime is 22125377. The reversal of 22125344 is 44352122.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 22090000 + 35344 = 4700^2 + 188^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 70532 + ... + 70844.
Almost surely, 222125344 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 22125344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22323987).
22125344 is an abundant number, since it is smaller than the sum of its proper divisors (22522630).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22125344 is an equidigital number, since it uses as much as digits as its factorization.
22125344 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 417 (or 362 counting only the distinct ones).
The product of its digits is 1920, while the sum is 23.
The square root of 22125344 is about 4703.7584972020. The cubic root of 22125344 is about 280.7350753434.
Adding to 22125344 its reverse (44352122), we get a palindrome (66477466).
The spelling of 22125344 in words is "twenty-two million, one hundred twenty-five thousand, three hundred forty-four".
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