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GIMPS has discovered a new largest known prime number: 282589933-1 (24,862,048 digits)

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The smallest prime that remains prime when the end digits (on both sides) are repeated once (i.e., 11311 is also prime).


  Submitted: 2009-06-10 20:05:53;   Last Modified: 2009-06-11 06:03:08.

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