5 5x 125 x 2 July 8, 2019 16 32 64 128 5 x 2 125 5 x 2 24 x 5 5 x 25 x 125 x =- 5 5 x 5 x 5 5 x 5 x 5 x 5 x 5 125 x 5 x 5