Base | Representation |
---|---|
bin | 101111110011… |
… | …010101011001 |
3 | 212120122100100 |
4 | 233303111121 |
5 | 11201443113 |
6 | 1124330013 |
7 | 211340424 |
oct | 57632531 |
9 | 25518310 |
10 | 12531033 |
11 | 7089829 |
12 | 4243909 |
13 | 2799918 |
14 | 19429bb |
15 | 1177d73 |
hex | bf3559 |
12531033 has 12 divisors (see below), whose sum is σ = 18149040. Its totient is φ = 8331576.
The previous prime is 12531019. The next prime is 12531041. The reversal of 12531033 is 33013521.
12531033 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 12531033 - 29 = 12530521 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 12530997 and 12531015.
It is not an unprimeable number, because it can be changed into a prime (12531053) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2110 + ... + 5432.
It is an arithmetic number, because the mean of its divisors is an integer number (1512420).
Almost surely, 212531033 is an apocalyptic number.
It is an amenable number.
12531033 is a deficient number, since it is larger than the sum of its proper divisors (5618007).
12531033 is a wasteful number, since it uses less digits than its factorization.
12531033 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3748 (or 3745 counting only the distinct ones).
The product of its (nonzero) digits is 270, while the sum is 18.
The square root of 12531033 is about 3539.9199143483. The cubic root of 12531033 is about 232.2713395321.
Adding to 12531033 its reverse (33013521), we get a palindrome (45544554).
The spelling of 12531033 in words is "twelve million, five hundred thirty-one thousand, thirty-three".
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