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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)

Comments: ( You must be logged in to post comments.)
  Subject Author Date
re: No SubjectChanning Mcbride2021-02-21 23:38:19
No SubjectChanning Mcbride2021-02-21 23:37:48
QuestionRelated problemJer2009-04-25 01:39:08
Thanks for your post, Harryxdog2009-04-24 17:52:57
Very little progress to reportHarry2009-04-24 00:15:13
re: SolutionRosy2009-04-22 14:51:50
Some ThoughtsSolutionRosy2009-04-22 14:49:00
Startersed bottemiller2009-04-22 14:29:46
analytical solution (not complete)Daniel2009-04-22 14:19:02
No SubjectAndre2009-04-22 13:56:06
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