Base | Representation |
---|---|
bin | 101010001101… |
… | …1000011000100 |
3 | 1112122100212101 |
4 | 1110123003010 |
5 | 21131142014 |
6 | 2110201444 |
7 | 356052346 |
oct | 124330304 |
9 | 45570771 |
10 | 22130884 |
11 | 11546296 |
12 | 74b3284 |
13 | 477b2c9 |
14 | 2d21296 |
15 | 1e22474 |
hex | 151b0c4 |
22130884 has 12 divisors (see below), whose sum is σ = 39776044. Its totient is φ = 10766304.
The previous prime is 22130881. The next prime is 22130887. The reversal of 22130884 is 48803122.
It is an interprime number because it is at equal distance from previous prime (22130881) and next prime (22130887).
It can be written as a sum of positive squares in 2 ways, for example, as 18249984 + 3880900 = 4272^2 + 1970^2 .
It is not an unprimeable number, because it can be changed into a prime (22130881) 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, 74619 + ... + 74914.
Almost surely, 222130884 is an apocalyptic number.
It is an amenable number.
22130884 is a deficient number, since it is larger than the sum of its proper divisors (17645160).
22130884 is a wasteful number, since it uses less digits than its factorization.
22130884 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 149574 (or 149572 counting only the distinct ones).
The product of its (nonzero) digits is 3072, while the sum is 28.
The square root of 22130884 is about 4704.3473511211. The cubic root of 22130884 is about 280.7585046217.
The spelling of 22130884 in words is "twenty-two million, one hundred thirty thousand, eight hundred eighty-four".
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