All look same

Algebra Level 2

Which among the following is the largest?
$\large 3^{2^{2^2}}, \quad [(3^2)^2]^2, \quad 3^{2 \times 2 \times 2}, \quad 3222$

3^{2 \times 2 \times 2}

All are equal.

[(3^2)^2]^2

\large 3^{2^{2^2}}

3222