Base | Representation |
---|---|
bin | 110001010001… |
… | …001000111111 |
3 | 220022011102002 |
4 | 301101020333 |
5 | 11301242023 |
6 | 1140452515 |
7 | 214530554 |
oct | 61211077 |
9 | 26264362 |
10 | 12915263 |
11 | 7321479 |
12 | 43aa13b |
13 | 28a278a |
14 | 1a02a2b |
15 | 1201b28 |
hex | c5123f |
12915263 has 2 divisors, whose sum is σ = 12915264. Its totient is φ = 12915262.
The previous prime is 12915241. The next prime is 12915281. The reversal of 12915263 is 36251921.
12915263 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 12915263 - 218 = 12653119 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (12915283) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6457631 + 6457632.
It is an arithmetic number, because the mean of its divisors is an integer number (6457632).
Almost surely, 212915263 is an apocalyptic number.
12915263 is a deficient number, since it is larger than the sum of its proper divisors (1).
12915263 is an equidigital number, since it uses as much as digits as its factorization.
12915263 is an evil number, because the sum of its binary digits is even.
The product of its digits is 3240, while the sum is 29.
The square root of 12915263 is about 3593.7811563867. The cubic root of 12915263 is about 234.6214699763.
The spelling of 12915263 in words is "twelve million, nine hundred fifteen thousand, two hundred sixty-three".
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