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Fifth powers (Posted on 2013-01-06) Difficulty: 3 of 5
Given that n5 = 1335 + 1105 + 845 + 275.
Find that value of n using only pen and paper.

No Solution Yet Submitted by Danish Ahmed Khan    
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Hints/Tips re(2): my way re 13 Comment 8 of 8 |
(In reply to re: my way by Jer)


"The last digit of 5TH POWER etc

. ....Clearly that applies to any  (4*k+1)th power, 13  included.

You surely know why I mention 13.

  Posted by Ady TZIDON on 2013-01-07 17:24:08
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