Identification of perfect square on another Number System: 1

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Dipta Akash Roy
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Identification of perfect square on another Number System: 1

Unread post by Dipta Akash Roy » Mon Jan 16, 2012 2:12 pm

In which number system 11111 is a perfect square? I found an ans, its 3 based number system.
Is there any other ans? If not, than how can we prove that?
X=V-E+F
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