Base | Representation |
---|---|
bin | 101111000001… |
… | …000100001011 |
3 | 212012011220100 |
4 | 233001010023 |
5 | 11123401011 |
6 | 1120100443 |
7 | 206522220 |
oct | 57010413 |
9 | 25164810 |
10 | 12325131 |
11 | 6a59065 |
12 | 4164723 |
13 | 2726ca0 |
14 | 18cb947 |
15 | 1136d56 |
hex | bc110b |
12325131 has 48 divisors (see below), whose sum is σ = 22276800. Its totient is φ = 6393600.
The previous prime is 12325127. The next prime is 12325141. The reversal of 12325131 is 13152321.
12325131 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 12325131 - 22 = 12325127 is a prime.
It is a super-2 number, since 2×123251312 = 303817708334322, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12325121) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 82645 + ... + 82793.
It is an arithmetic number, because the mean of its divisors is an integer number (464100).
Almost surely, 212325131 is an apocalyptic number.
12325131 is a deficient number, since it is larger than the sum of its proper divisors (9951669).
12325131 is a wasteful number, since it uses less digits than its factorization.
12325131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 276 (or 273 counting only the distinct ones).
The product of its digits is 180, while the sum is 18.
The square root of 12325131 is about 3510.7165935176. The cubic root of 12325131 is about 230.9921288148.
Adding to 12325131 its reverse (13152321), we get a palindrome (25477452).
The spelling of 12325131 in words is "twelve million, three hundred twenty-five thousand, one hundred thirty-one".
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