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Prime Product Permutation (Posted on 2005-03-21) Difficulty: 3 of 5
Find three different digits that no matter in what order they are arranged, the three digit number formed is the product of two primes.

  Submitted by Old Original Oskar!    
Rating: 3.2500 (4 votes)
Solution: (Hide)
The answer is 1, 7, 8.

178= 89x2
187= 17x11
718= 359x2
781= 71x11
817= 43x19
871= 67x13

Comments: ( You must be logged in to post comments.)
  Subject Author Date
SolutionPuzzle AnswerK Sengupta2023-12-24 21:52:16
Puzzle AnswerK Sengupta2022-05-31 02:55:00
Primes!Math Man2011-01-20 20:45:30
re(2): Exhaustive Search via computer program -- spoilerCharlie2005-03-22 14:51:53
re: Exhaustive Search via computer program -- spoilerSing4TheDay2005-03-21 20:22:31
SolutionExhaustive Search via computer program -- spoilerCharlie2005-03-21 15:15:26
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