2 2 5 x 9 4 5 July 8, 2019 16 32 64 128 1 2 5 2 x 9 4 8 5 5 8 x 2 2 5 x 4 9 9 2 5 4 x 7 2 x 5 8 2 x 2 5 2 5 x 9
