The book is now available! 11177...14731 (26-digits)
(another Prime Pages' Curiosity)
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GIMPS has discovered a new largest known prime number: 282589933-1 (24,862,048 digits)

                                                111773 5979413771 4323614731
+ The smallest prime formed from 13 distinct double-digit primes, so that deleting from right to left one of them each time, always remain a prime. [Loungrides]

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