The book is now available! 32462531054272512000001
(just those submitted by Hartley)
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GIMPS has discovered a new largest known prime number: 282589933-1 (24,862,048 digits)

                                                   324 6253105427 2512000001

Just showing those entries submitted by 'Hartley': (Click here to show all)

+ The smallest prime number that can be written as 2a^2+1, or 3b^3+1 or 5c^5+1. [Hartley]

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