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49 (another Prime Pages' Curiosity) |
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Single Curio View: (Seek other curios for this number) phi(49)*49^49 + 1 is prime. The reversal of 49 has the same property. [Firoozbakht]
Submitted: 2004-11-17 00:27:20; Last Modified: 2008-01-30 11:28:00.
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