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

+ The largest known prime p such that (p^p-1)/(p-1) is also a (probable) prime. Note that (p^p-1)/(p-1) = Cyclotomic(p,p). Found by H. Lifchitz, June 2003. [Noe]

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