Base | Representation |
---|---|
bin | 11000101001001010… |
… | …10010101110001111 |
3 | 1021011000222220222111 |
4 | 30110211102232033 |
5 | 204043414102343 |
6 | 10024453324451 |
7 | 645600014311 |
oct | 142445225617 |
9 | 37130886874 |
10 | 13230222223 |
11 | 567a12a859 |
12 | 2692936727 |
13 | 132acab17a |
14 | 8d71777b1 |
15 | 52677ac9d |
hex | 314952b8f |
13230222223 has 2 divisors, whose sum is σ = 13230222224. Its totient is φ = 13230222222.
The previous prime is 13230222221. The next prime is 13230222251. The reversal of 13230222223 is 32222203231.
13230222223 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a weak prime.
It is an emirp because it is prime and its reverse (32222203231) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 13230222223 - 21 = 13230222221 is a prime.
Together with 13230222221, it forms a pair of twin primes.
It is a junction number, because it is equal to n+sod(n) for n = 13230222194 and 13230222203.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (13230222221) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6615111111 + 6615111112.
It is an arithmetic number, because the mean of its divisors is an integer number (6615111112).
Almost surely, 213230222223 is an apocalyptic number.
13230222223 is a deficient number, since it is larger than the sum of its proper divisors (1).
13230222223 is an equidigital number, since it uses as much as digits as its factorization.
13230222223 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 1728, while the sum is 22.
Adding to 13230222223 its reverse (32222203231), we get a palindrome (45452425454).
The spelling of 13230222223 in words is "thirteen billion, two hundred thirty million, two hundred twenty-two thousand, two hundred twenty-three".
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