The book is now available! 11111...11111 (23611-digits)
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GIMPS has discovered a new largest known prime number: 282589933-1 (24,862,048 digits)

+ (((10^11-1)/9)*10^20+111*10^14)*(10^(1180*20)-1)/((10^20-1)/1)+((10^11-1)/9) is a "tetradic superpalindrome probable prime" with many lines of symmetry. [Stath]

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