The book is now available! 10000...00019 (64-digits)
(another Prime Pages' Curiosity)
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      1000 0000000000 0000000000 0000000000 0000000000 0000000000 0000000019
+ 1063 + 19 is a 64-digit semiprime with 64/2-digit factors. How fast can your computer find them?




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