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Smallest possible prime with at least 8 distinct digits that remains prime (leading zeros not allowed) when all occurrences of its digits d are deleted (i.e., primes 89245463, 819454631, 819245461, 81925631, 819244631, 819245431, 192454631 and 812454631). [De Geest]

 

  Submitted: 2000-11-15 20:16:52;   Last Modified: 2008-01-30 11:28:00.



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