2 5 x 0 9 July 8, 2019 16 32 64 128 2 x 0 5 )+ 1 9 X 2 - 5 9x 0 X 5 2 3 x 5 9 0 5 4 x 2 7x 9 0 2 5 x 9 0 8 2 2 5 x 4 9 0 3 2 x 2 5 2 5×0 9