Base | Representation |
---|---|
bin | 11000110010111100… |
… | …00110000000100111 |
3 | 1021100202021220110111 |
4 | 30121132012000213 |
5 | 204230412034343 |
6 | 10040543033451 |
7 | 650614004410 |
oct | 143136060047 |
9 | 37322256414 |
10 | 13312221223 |
11 | 5711446924 |
12 | 26b629b887 |
13 | 1341c8b3a2 |
14 | 904000807 |
15 | 52da76c9d |
hex | 319786027 |
13312221223 has 16 divisors (see below), whose sum is σ = 15447193344. Its totient is φ = 11235692160.
The previous prime is 13312221217. The next prime is 13312221239. The reversal of 13312221223 is 32212221331.
It is not a de Polignac number, because 13312221223 - 229 = 12775350311 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 13312221194 and 13312221203.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13312221253) 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, 1760136 + ... + 1767682.
It is an arithmetic number, because the mean of its divisors is an integer number (965449584).
Almost surely, 213312221223 is an apocalyptic number.
13312221223 is a deficient number, since it is larger than the sum of its proper divisors (2134972121).
13312221223 is an equidigital number, since it uses as much as digits as its factorization.
13312221223 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11382.
The product of its digits is 864, while the sum is 22.
Adding to 13312221223 its reverse (32212221331), we get a palindrome (45524442554).
The spelling of 13312221223 in words is "thirteen billion, three hundred twelve million, two hundred twenty-one thousand, two hundred twenty-three".
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