What does your number converge to?  

This math trick will accept a number, sort the digits from high to low and also low to high. It will then find the difference of these two numbers. The process will continue until a number is found that repeats. Try it a couple of times with 4 digit numbers and check the results. Its very interesting. Try it with 3 digit numbers.

Enter a starting number:  



The following links were good as of Aug 30, 2003
More info on this procedure
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