The book is now available! 2537
(another Prime Pages' Curiosity)
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2537 = 2^pi(2)+5^pi(5)+3^pi(3)+7^pi(7). Note that 2537 is the largest number with this property. [Firoozbakht]

 

  Submitted: 2008-05-06 08:39:10;   Last Modified: 2008-06-28 14:31:59.



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