The book is now available! 11111...11111 (32-digits)
(another Prime Pages' Curiosity)
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GIMPS has discovered a new largest known prime number: 282589933-1 (24,862,048 digits)

                                         11 1111111111 1111111111 1111111111
+ The smallest repunit whose smallest prime factor is equal to the number of prime factors. [Gupta]

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