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

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Conjectured to be the smallest positive integer k such that (k*3^n+1)/gcd(k+1,3-1) is composite for all integers n>=1. [Luen]


  Submitted: 2017-02-02 10:49:20;   Last Modified: 2018-03-18 21:38:55.

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