Question: If you take the number 2178, multiply it by four, and reverse the digits. Then, you will get 2178 again. This is the only four-digit

If you take the number 2178, multiply it by four, and reverse the digits. Then, you will get 2178 again. This is the only four-digit number that has this property. There is also a five-digit number that works. Write a program to find it! Must be your own code.

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