perplexus.info :: Just Math : Repunit Rigor

Repunit Rigor (Posted on 2011-10-25)

Can any base ten repunit, other than 1, be a perfect cube?

If so, give an example. Otherwise prove that no base ten repunit (other than 1) can be a perfect cube.

No Solution Yet Submitted by K Sengupta

Rating: 3.0000 (2 votes)

Comments: ( You must be logged in to post comments.)

Subject	Author	Date
Possible Solution	broll	2011-10-26 00:08:15
End with a repunit	Gamer	2011-10-25 16:01:09
re: Wow... Is this really a D4? (spoiler--based on Google search)	Gamer	2011-10-25 15:53:42
Wow... Is this really a D4? (spoiler--based on Google search)	Charlie	2011-10-25 12:38:22
factorizations, in case they help	Charlie	2011-10-25 11:59:02

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