The book is now available! 127665878878566721
(just those submitted by Rivera)
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GIMPS has discovered a new largest known prime number: 282589933-1 (24,862,048 digits)

                                                         12766587 8878566721

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

+ 127665878878566721 is a palindromic Carmichael number and consequently psp(2). Found by Shyam Sunder Gupta, 2002. [Rivera]

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