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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 p such that a prime is formed both from the ordered and the reverse concatenations of the first noncomposites up to p: 123571113171923 ; 231917131175321. [Beedassy]


  Submitted: 2009-09-14 06:07:51;   Last Modified: 2009-09-14 19:24:29.

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