The book is now available! 10223
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GIMPS has discovered a new largest known prime number: 282589933-1 (24,862,048 digits)

+ The smallest prime whose the concatenation of the squares of digits creates a number (10449) whose the square is a strobogrammatic number, 109181601=10449^2. [Loungrides]

+ 10223*2^31172165+1 is the smallest prime of the form 10223*2^n+1.

+ The smallest prime that can be represented as sum of first n anti-Yarborough primes, (n=3), i.e., 11+101+10111. [Loungrides]

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