What number shall you get in the unit digit on solving the following problem:
\[
(6374)^{1793 \times (625)^{317} \times (341)^{491}}
\]
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Shortcut: Any time an expression involves multiplying a term with a unit digit of 5 by any even number (like 2, 4, 6, 8), the resulting unit digit will always be 0.