The book is now available! 2106945901
(another Prime Pages' Curiosity)
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If 210 is squared, and 45901 is squared, then the sum of these numbers is a prime with the digits 210 on the left and 45901 on the right. No other example has been found. [Haga]

 

  Submitted: 2002-06-09 16:35:22;   Last Modified: 2008-12-23 18:27:43.



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