Base | Representation |
---|---|
bin | 101111110110… |
… | …110011010001 |
3 | 212121100211021 |
4 | 233312303101 |
5 | 11202421413 |
6 | 1124515441 |
7 | 211430011 |
oct | 57666321 |
9 | 25540737 |
10 | 12545233 |
11 | 7099468 |
12 | 424bb81 |
13 | 27a321c |
14 | 1947c41 |
15 | 117c18d |
hex | bf6cd1 |
12545233 has 2 divisors, whose sum is σ = 12545234. Its totient is φ = 12545232.
The previous prime is 12545219. The next prime is 12545237. The reversal of 12545233 is 33254521.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 8573184 + 3972049 = 2928^2 + 1993^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-12545233 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 12545198 and 12545207.
It is not a weakly prime, because it can be changed into another prime (12545237) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6272616 + 6272617.
It is an arithmetic number, because the mean of its divisors is an integer number (6272617).
Almost surely, 212545233 is an apocalyptic number.
It is an amenable number.
12545233 is a deficient number, since it is larger than the sum of its proper divisors (1).
12545233 is an equidigital number, since it uses as much as digits as its factorization.
12545233 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 3600, while the sum is 25.
The square root of 12545233 is about 3541.9250415558. The cubic root of 12545233 is about 232.3590420107.
Adding to 12545233 its reverse (33254521), we get a palindrome (45799754).
The spelling of 12545233 in words is "twelve million, five hundred forty-five thousand, two hundred thirty-three".
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