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Next year vs the current year (Posted on 2015-02-25) Difficulty: 2 of 5
2016k divides 2016!2016.

For how many positive values of the integer k is the above true?

What would be your answer if the number 2016 was replaced by 2015 in all 2016's appearances?

No Solution Yet Submitted by Ady TZIDON    
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re(2): Paper and Pencil solution, part (a) / part (b) | Comment 4 of 5 |
(In reply to re: Paper and Pencil solution, part (a) / part (b) by Jer)

That matches my calculation, Jer, but you have a cut-and-paste error in your solution


of course, it should say it should say 31^(67*2015)

  Posted by Steve Herman on 2015-02-25 11:17:21
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