I copy a post from @B1ts below:
"Also, it looks like you're actually calculating the factorial itself. That's way too slow and not gonna work for bigger numbers. There's another way to solve it."

Hello guys teach me please. My code working small numbers(13, 15, 17) but when doesnt work if i work on big numbers(3957, 3584).
My error: OverflowError: int too large to convert to float