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Factorials and Powers (Posted on 2009-04-22) Difficulty: 3 of 5
Determine all possible pair(s) (X, Y), with X being a prime and Y being a positive integer, that satisfy this equation:

(X-1)! + 1 = XY

No Solution Yet Submitted by K Sengupta    
Rating: 4.0000 (2 votes)

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No Subject | Comment 1 of 8

Edited on April 22, 2009, 1:56 pm
  Posted by Andre on 2009-04-22 13:56:06

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