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369 = (pi(3) + pi(6) + pi(9)) * (prime(3)+prime(6)+prime(9)). Note that 369 is the largest (second) and only odd number with this property. [Firoozbakht]

 

  Submitted: 2004-08-16 07:06:37;   Last Modified: 2008-01-30 11:28:00.



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