Base | Representation |
---|---|
bin | 11000101001001011… |
… | …01011001000101111 |
3 | 1021011001012000011012 |
4 | 30110211223020233 |
5 | 204043430302343 |
6 | 10024455415435 |
7 | 645600611666 |
oct | 142445531057 |
9 | 37131160135 |
10 | 13230322223 |
11 | 567a1989a8 |
12 | 269298457b |
13 | 132b014841 |
14 | 8d71a1ddd |
15 | 52679a718 |
hex | 31496b22f |
13230322223 has 16 divisors (see below), whose sum is σ = 13971225600. Its totient is φ = 12504137184.
The previous prime is 13230322187. The next prime is 13230322229. The reversal of 13230322223 is 32222303231.
13230322223 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a cyclic number.
It is not a de Polignac number, because 13230322223 - 232 = 8935354927 is a prime.
It is a super-2 number, since 2×132303222232 (a number of 21 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (23).
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13230322229) 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 in 15 ways as a sum of consecutive naturals, for example, 638378 + ... + 658776.
It is an arithmetic number, because the mean of its divisors is an integer number (873201600).
Almost surely, 213230322223 is an apocalyptic number.
13230322223 is a deficient number, since it is larger than the sum of its proper divisors (740903377).
13230322223 is a wasteful number, since it uses less digits than its factorization.
13230322223 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20758.
The product of its (nonzero) digits is 2592, while the sum is 23.
Adding to 13230322223 its reverse (32222303231), we get a palindrome (45452625454).
The spelling of 13230322223 in words is "thirteen billion, two hundred thirty million, three hundred twenty-two thousand, two hundred twenty-three".
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