Base | Representation |
---|---|
bin | 10100100000101011… |
… | …111001000001001011 |
3 | 2002211211120010220102 |
4 | 110200223321001023 |
5 | 330100420310011 |
6 | 14041201520015 |
7 | 1406520136313 |
oct | 244053710113 |
9 | 62754503812 |
10 | 22023213131 |
11 | 9381590a97 |
12 | 432764300b |
13 | 20cc8bba7a |
14 | 10ccca4443 |
15 | 88d6b673b |
hex | 520af904b |
22023213131 has 16 divisors (see below), whose sum is σ = 22300541568. Its totient is φ = 21748176000.
The previous prime is 22023213077. The next prime is 22023213133. The reversal of 22023213131 is 13131232022.
It is a cyclic number.
It is not a de Polignac number, because 22023213131 - 26 = 22023213067 is a prime.
It is a super-2 number, since 2×220232131312 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (22023213133) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22680476 + ... + 22681446.
It is an arithmetic number, because the mean of its divisors is an integer number (1393783848).
Almost surely, 222023213131 is an apocalyptic number.
22023213131 is a deficient number, since it is larger than the sum of its proper divisors (277328437).
22023213131 is a wasteful number, since it uses less digits than its factorization.
22023213131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1882.
The product of its (nonzero) digits is 432, while the sum is 20.
Adding to 22023213131 its reverse (13131232022), we get a palindrome (35154445153).
The spelling of 22023213131 in words is "twenty-two billion, twenty-three million, two hundred thirteen thousand, one hundred thirty-one".
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