Base | Representation |
---|---|
bin | 1011001101110001110000… |
… | …0000111010111011010111 |
3 | 1121122212021222012101110020 |
4 | 2303130130000322323113 |
5 | 3104014021201011411 |
6 | 42120533011200223 |
7 | 2411623426666134 |
oct | 263343400727327 |
9 | 47585258171406 |
10 | 12331321110231 |
11 | 3a24758320872 |
12 | 1471a865a6073 |
13 | 6b5ab95000c6 |
14 | 308ba67c358b |
15 | 165b751b8606 |
hex | b371c03aed7 |
12331321110231 has 16 divisors (see below), whose sum is σ = 17323189817856. Its totient is φ = 7787106952416.
The previous prime is 12331321110181. The next prime is 12331321110239. The reversal of 12331321110231 is 13201112313321.
It is not a de Polignac number, because 12331321110231 - 26 = 12331321110167 is a prime.
It is a super-2 number, since 2×123313211102312 (a number of 27 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12331321110239) 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, 867540460 + ... + 867554673.
It is an arithmetic number, because the mean of its divisors is an integer number (1082699363616).
Almost surely, 212331321110231 is an apocalyptic number.
12331321110231 is a deficient number, since it is larger than the sum of its proper divisors (4991868707625).
12331321110231 is a wasteful number, since it uses less digits than its factorization.
12331321110231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1735095262.
The product of its (nonzero) digits is 648, while the sum is 24.
Adding to 12331321110231 its reverse (13201112313321), we get a palindrome (25532433423552).
The spelling of 12331321110231 in words is "twelve trillion, three hundred thirty-one billion, three hundred twenty-one million, one hundred ten thousand, two hundred thirty-one".
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