Find the unit digit of 111!. (factorial 111) . – InterviewSolution

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1.	Find the unit digit of 111!. (factorial 111) .
Answer» Solution :`111!=1xx2xx3xx4xx5xx...xx110xx111` SINCE there is a product of 5 and 2 hence it will GIVE zero as the UNIT digit. Hence the unit digit of `111!` is 0 9zero).

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