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

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The largest prime equal to the sum of two double-digit squares of a number and its reversal (58^2 + 85^2). Note that (58, 85) are both composite numbers. [Loungrides]


  Submitted: 2010-08-04 04:36:27;   Last Modified: 2018-04-02 22:40:59.

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