Base | Representation |
---|---|
bin | 1000010001100110… |
… | …0110100101000101 |
3 | 12201210202221102110 |
4 | 2010121212211011 |
5 | 14022123213013 |
6 | 1004230131233 |
7 | 106021526226 |
oct | 20431464505 |
9 | 5653687373 |
10 | 2221304133 |
11 | a3a960744 |
12 | 51bab0b19 |
13 | 295280559 |
14 | 17102524d |
15 | d00292c3 |
hex | 84666945 |
2221304133 has 16 divisors (see below), whose sum is σ = 3164736960. Its totient is φ = 1380969216.
The previous prime is 2221304119. The next prime is 2221304149. The reversal of 2221304133 is 3314031222.
It is a de Polignac number, because none of the positive numbers 2k-2221304133 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2221304233) by changing a digit.
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 in 15 ways as a sum of consecutive naturals, for example, 194235 + ... + 205352.
It is an arithmetic number, because the mean of its divisors is an integer number (197796060).
Almost surely, 22221304133 is an apocalyptic number.
It is an amenable number.
2221304133 is a deficient number, since it is larger than the sum of its proper divisors (943432827).
2221304133 is a wasteful number, since it uses less digits than its factorization.
2221304133 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 399716.
The product of its (nonzero) digits is 864, while the sum is 21.
The square root of 2221304133 is about 47130.7132664041. The cubic root of 2221304133 is about 1304.7761457461.
Adding to 2221304133 its reverse (3314031222), we get a palindrome (5535335355).
The spelling of 2221304133 in words is "two billion, two hundred twenty-one million, three hundred four thousand, one hundred thirty-three".
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