What is 3 to the power of 16 ? What is 3 to the power of 16 ?Solution: 316 = 43,046,721simplify this: All that is needed is to multiply it out:3 x 3 x 3 x 3 x 3 x 3 x 3 x 3 x 3 x 3 x 3 x 3 x 3 x 3 x 3 x 3 = 43,046,721 So, 3 to the power of 16 is 43,046,721.