Base | Representation |
---|---|
bin | 101010111011… |
… | …0100001011100 |
3 | 1120100101211102 |
4 | 1111312201130 |
5 | 21230134224 |
6 | 2122212232 |
7 | 362202614 |
oct | 125664134 |
9 | 46311742 |
10 | 22505564 |
11 | 11781844 |
12 | 7654078 |
13 | 487ca03 |
14 | 2dbba44 |
15 | 1e984ae |
hex | 157685c |
22505564 has 6 divisors (see below), whose sum is σ = 39384744. Its totient is φ = 11252780.
The previous prime is 22505551. The next prime is 22505579. The reversal of 22505564 is 46550522.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2813192 + ... + 2813199.
It is an arithmetic number, because the mean of its divisors is an integer number (6564124).
Almost surely, 222505564 is an apocalyptic number.
It is an amenable number.
22505564 is a deficient number, since it is larger than the sum of its proper divisors (16879180).
22505564 is a wasteful number, since it uses less digits than its factorization.
22505564 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5626395 (or 5626393 counting only the distinct ones).
The product of its (nonzero) digits is 12000, while the sum is 29.
The square root of 22505564 is about 4744.0029510952. The cubic root of 22505564 is about 282.3340775218.
The spelling of 22505564 in words is "twenty-two million, five hundred five thousand, five hundred sixty-four".
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