Base | Representation |
---|---|
bin | 1000010001100011… |
… | …0111111110001000 |
3 | 12201210102020112202 |
4 | 2010120313332020 |
5 | 14022101110344 |
6 | 1004222055332 |
7 | 106020102521 |
oct | 20430677610 |
9 | 5653366482 |
10 | 2221113224 |
11 | a3a840270 |
12 | 51ba1a548 |
13 | 2952146a5 |
14 | 170db5848 |
15 | ceedc94e |
hex | 84637f88 |
2221113224 has 32 divisors (see below), whose sum is σ = 4782304800. Its totient is φ = 956459520.
The previous prime is 2221113187. The next prime is 2221113239. The reversal of 2221113224 is 4223111222.
It is a junction number, because it is equal to n+sod(n) for n = 2221113196 and 2221113205.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 662537 + ... + 665880.
It is an arithmetic number, because the mean of its divisors is an integer number (149447025).
Almost surely, 22221113224 is an apocalyptic number.
It is an amenable number.
2221113224 is an abundant number, since it is smaller than the sum of its proper divisors (2561191576).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2221113224 is a wasteful number, since it uses less digits than its factorization.
2221113224 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1328453 (or 1328449 counting only the distinct ones).
The product of its digits is 384, while the sum is 20.
The square root of 2221113224 is about 47128.6879087462. The cubic root of 2221113224 is about 1304.7387652058.
Adding to 2221113224 its reverse (4223111222), we get a palindrome (6444224446).
The spelling of 2221113224 in words is "two billion, two hundred twenty-one million, one hundred thirteen thousand, two hundred twenty-four".
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