The book is now available! 99999...99999 (53-digits)
(just those submitted by Green)
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GIMPS has discovered a new largest known prime number: 282589933-1 (24,862,048 digits)

                  999 9999999999 9999999999 9998999999 9999999999 9999999999

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

+ The smallest palindromic maxsum prime. A "maxsum prime" is a n-digit prime whose sum of digits is the maximum possible. [Green]

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