The book is now available! 99999...66333 (44-digits)
(another Prime Pages' Curiosity)
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GIMPS has discovered a new largest known prime number: 282589933-1 (24,862,048 digits)

                            9999 9999988888 8887777777 5555544442 2666666333
+ The largest prime formed by concatenating n repdigit numbers using d times each digit d, (n=8). [Loungrides]




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