The book is now available! 99999...00001 (84-digits)
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                                                             9999 9999999999
0000000000 0000999999 9999999900 0000000000 0099999999 9999990000 0000000001
+ The largest prime factor of a googol plus 100. [Patterson]

+ Phi(196, 10) = Phi(7, -10^14) is the unique prime whose reciprocal has period 196 and is the largest known unique prime that is also an emirp (as of October 2010). [Chandler]




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