The book is now available! 19999...99999 (3021-digits)
(just those submitted by Dobb)
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GIMPS has discovered a new largest known prime number: 282589933-1 (24,862,048 digits)

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

+ A 'near-repdigit' prime number is one where all digits are identical except one; this one, 2*(10^3020)-1 is such a number, and was proven prime by H. C. Williams in 1985. [Dobb]




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