How do you factor 64 + a^3?

Factor: $64 + {a}^{3}$
Use the algebraic identity: ${a}^{3} + {b}^{3} = \left(a + b\right) \left({a}^{2} - a b + {b}^{2}\right)$
$64 + {a}^{3} = \left(4 + a\right) \left(16 - 4 a + {a}^{2}\right)$