Base | Representation |
---|---|
bin | 101010000100… |
… | …0101001010000 |
3 | 1112111112110112 |
4 | 1110020221100 |
5 | 21121234004 |
6 | 2104420452 |
7 | 355316522 |
oct | 124105120 |
9 | 45445415 |
10 | 22055504 |
11 | 114a4699 |
12 | 7477728 |
13 | 4752bc3 |
14 | 2d01a12 |
15 | 1e09e6e |
hex | 1508a50 |
22055504 has 20 divisors (see below), whose sum is σ = 44982240. Its totient is φ = 10447200.
The previous prime is 22055503. The next prime is 22055521. The reversal of 22055504 is 40555022.
It is a self number, because there is not a number n which added to its sum of digits gives 22055504.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22055503) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35972 + ... + 36579.
It is an arithmetic number, because the mean of its divisors is an integer number (2249112).
Almost surely, 222055504 is an apocalyptic number.
It is an amenable number.
22055504 is an abundant number, since it is smaller than the sum of its proper divisors (22926736).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22055504 is a wasteful number, since it uses less digits than its factorization.
22055504 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 72578 (or 72572 counting only the distinct ones).
The product of its (nonzero) digits is 2000, while the sum is 23.
The square root of 22055504 is about 4696.3287789506. The cubic root of 22055504 is about 280.4393781909.
The spelling of 22055504 in words is "twenty-two million, fifty-five thousand, five hundred four".
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