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Division (Posted on 2004-12-11) Difficulty: 3 of 5
For which positive integer values of N is 2^N-1 a multiple of N?

See The Solution Submitted by e.g.    
Rating: 3.8333 (6 votes)

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  Subject Author Date
SolutionSolutionPraneeth2007-08-20 03:48:22
answerK Sengupta2007-04-17 12:08:17
answer?Peter2004-12-29 03:25:21
answer?Solomon2004-12-29 02:31:22
No SubjectYom2004-12-14 23:01:52
re(2): Really Hard?Richard2004-12-12 19:23:44
re(2): partial solution (for N composite)Richard2004-12-12 19:20:54
re: Really Hard?Bon2004-12-12 19:15:17
Really Hard?Richard2004-12-12 19:02:35
Solutionre: partial solution (for N composite)Bon2004-12-12 18:58:59
partial solutionBon2004-12-12 18:40:03
no parenthesesLarry2004-12-12 08:20:22
Some Thoughtsre: Solution (i think)Joe Ruby2004-12-12 05:42:13
Some ThoughtsSolution (i think)Joe Ruby2004-12-12 05:03:05
re: A GuessHugo2004-12-11 19:02:43
A GuessLarry2004-12-11 17:03:14
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