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The only near-repdigit prime with non-prime digits d used exactly d times each. Note that this prime remains prime when adjacent digits are wedged apart by pairs of digit 0 inserted throughout in palisades: 9001009009009009009009009009. [Beedassy]

 

  Submitted: 2009-05-25 17:08:36;   Last Modified: 2009-05-25 19:15:32.



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