Base | Representation |
---|---|
bin | 101010001101… |
… | …0110101110000 |
3 | 1112122022200211 |
4 | 1110122311300 |
5 | 21131130112 |
6 | 2110153504 |
7 | 356050021 |
oct | 124326560 |
9 | 45568624 |
10 | 22130032 |
11 | 11545691 |
12 | 74b2894 |
13 | 477aac2 |
14 | 2d20c48 |
15 | 1e220a7 |
hex | 151ad70 |
22130032 has 20 divisors (see below), whose sum is σ = 44261056. Its totient is φ = 10707840.
The previous prime is 22130029. The next prime is 22130047. The reversal of 22130032 is 23003122.
It is a happy number.
22130032 is an admirable number.
It is a junction number, because it is equal to n+sod(n) for n = 22129994 and 22130021.
It is a congruent 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, 21813 + ... + 22804.
Almost surely, 222130032 is an apocalyptic number.
It is an amenable number.
22130032 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22130032 is a wasteful number, since it uses less digits than its factorization.
22130032 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 44656 (or 44650 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 13.
The square root of 22130032 is about 4704.2567957117. The cubic root of 22130032 is about 280.7549016731.
Adding to 22130032 its reverse (23003122), we get a palindrome (45133154).
The spelling of 22130032 in words is "twenty-two million, one hundred thirty thousand, thirty-two".
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