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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 invertible prime of the form (5n^2 + 5n+2)/2. Can you find another? [Loungrides]


  Submitted: 2014-03-29 14:12:26;   Last Modified: 2018-04-27 07:16:54.

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