What is 64x6 + 27 written as a sum of cubes?
(4x)3 + 33
(4x2)3 + 33
(4x2)3 + 93
(4x3)3 + 33
(4x)3 + 33
(4x2)3 + 33
(4x2)3 + 93
(4x3)3 + 33