SOLUTION: What is the last digit in the following product? (2^1)(2^2)(2^3)(2^4)... (2^198)(2^199)(2^200)?

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Question 300787: What is the last digit in the following product? (2^1)(2^2)(2^3)(2^4)... (2^198)(2^199)(2^200)?
Answer by Alan3354(69443) About Me  (Show Source):
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What is the last digit in the following product? (2^1)(2^2)(2^3)(2^4)... (2^198)(2^199)(2^200)?
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The exponent is the sum of 1 to 200
--> 2%5E20100
Last digit = 6