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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 adjacent to any 4-perfect number. (4-perfect number is a positive integer n whose the sum of the positive divisors is 4*n). [Loungrides]


  Submitted: 2009-03-04 07:56:56;   Last Modified: 2009-03-04 07:57:53.

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