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Digit Product Puzzle (Posted on 2015-09-03) Difficulty: 2 of 5
N is a 6-digit positive integer whose product of the digits is 2520.
What is the probability that the sum of the digits of N is a perfect square?

No Solution Yet Submitted by K Sengupta    
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re: analytic solution | Comment 2 of 3 |
(In reply to analytic solution by Charlie)

27  Is not a perfect square
  Posted by Ady TZIDON on 2015-09-03 12:17:48

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