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Prime with distinct digits (Posted on 2013-09-18) Difficulty: 3 of 5
What is the biggest prime number, no digits repeated if

a. zero can be included?
b. zero is excluded?

See The Solution Submitted by Ady TZIDON    
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Hints/Tips re: computer solution Comment 2 of 2 |
(In reply to computer solution by Charlie)

a. beautiful

b. "a non-zero digit " s.b. replaced by "a non-zero mod3 
(e.g. 1,2...8) digit "

  Posted by Ady TZIDON on 2013-09-18 20:16:51
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