Find all four–digit numbers in which the product of the digits is equal to the sum of the digits, and the number itself is divisible by the sum of its digits.

(In reply to re: Solution (using computer) by Federico Kereki)

Yes, you are right. The corrected program does indeed return 4112 as single solution.

Posted by Robby Goetschalckx on 2006-07-26 08:28:05