Let b be a positive integer and let a be an integer with a four-digit base b expansion, with not all digits the same. Define Tb(a) = a′ − a″, where a′ is the integer with base b expansion obtained by writing the base b digits of a in ascending order.
Determine whether there is a Kaprekar constant for three-digit integers to the base 10. Prove that your answer is correct.
We need at least 10 more requests to produce the solution.
0 / 10 have requested this problem solution
The more requests, the faster the answer.