Base | Representation |
---|---|
bin | 1000010001101110… |
… | …0110100110110010 |
3 | 12201211202120202120 |
4 | 2010123212212302 |
5 | 14022242003110 |
6 | 1004245255110 |
7 | 106026142125 |
oct | 20433464662 |
9 | 5654676676 |
10 | 2221828530 |
11 | a40189729 |
12 | 520104496 |
13 | 29540514c |
14 | 1711203bc |
15 | d00ce870 |
hex | 846e69b2 |
2221828530 has 32 divisors (see below), whose sum is σ = 5335200000. Its totient is φ = 592175232.
The previous prime is 2221828507. The next prime is 2221828541. The reversal of 2221828530 is 358281222.
It is a junction number, because it is equal to n+sod(n) for n = 2221828491 and 2221828500.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41446 + ... + 78494.
It is an arithmetic number, because the mean of its divisors is an integer number (166725000).
Almost surely, 22221828530 is an apocalyptic number.
2221828530 is an abundant number, since it is smaller than the sum of its proper divisors (3113371470).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2221828530 is a wasteful number, since it uses less digits than its factorization.
2221828530 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 39058.
The product of its (nonzero) digits is 15360, while the sum is 33.
The square root of 2221828530 is about 47136.2761575413. The cubic root of 2221828530 is about 1304.8788131913.
The spelling of 2221828530 in words is "two billion, two hundred twenty-one million, eight hundred twenty-eight thousand, five hundred thirty".
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