Base | Representation |
---|---|
bin | 101010111000… |
… | …111100011011 |
3 | 210011012220012 |
4 | 222320330123 |
5 | 10334241131 |
6 | 1040552135 |
7 | 164365163 |
oct | 52707433 |
9 | 23135805 |
10 | 11243291 |
11 | 638a284 |
12 | 392264b |
13 | 2438747 |
14 | 16c95a3 |
15 | ec152b |
hex | ab8f1b |
11243291 has 2 divisors, whose sum is σ = 11243292. Its totient is φ = 11243290.
The previous prime is 11243237. The next prime is 11243299. The reversal of 11243291 is 19234211.
11243291 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It is an emirp because it is prime and its reverse (19234211) is a distict prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-11243291 is a prime.
It is not a weakly prime, because it can be changed into another prime (11243299) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5621645 + 5621646.
It is an arithmetic number, because the mean of its divisors is an integer number (5621646).
Almost surely, 211243291 is an apocalyptic number.
11243291 is a deficient number, since it is larger than the sum of its proper divisors (1).
11243291 is an equidigital number, since it uses as much as digits as its factorization.
11243291 is an evil number, because the sum of its binary digits is even.
The product of its digits is 432, while the sum is 23.
The square root of 11243291 is about 3353.1016984279. The cubic root of 11243291 is about 224.0256866270.
The spelling of 11243291 in words is "eleven million, two hundred forty-three thousand, two hundred ninety-one".
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