Last digit

What is the last number of 2016 power of 2017

Result

n =  1

Solution:

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Dr Math

Usually, whenever there is such a question to find the last digit of a^b.., the first step is to find the pattern.

Now 2017^n follows a pattern, with respect to its last digit. The last digits follow a pattern of 1,7,9,3 and this pattern keeps repeating.

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