Answer
The Sum = 5460
Work Step by Step
Put i = 1 to 6 in $4^{i}$.
The Sum = $4^{1}$ + $4^{2}$ + $4^{3}$ + $4^{4}$ + $4^{5}$ + $4^{6}$ = 4 + 16 + 64 + 256 + 1024 + 4096 = 5460
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