9 5x 13 July 8, 2019 16 32 64 128 9 5x 13 )= 252 9 5x 3x 13 7x 9 5x 13 5x 9 x 13 5x 9 6x 13 5x 9 13 11 5x 9 13x 33 9 5x 8 13 5 5x 9 13 x 7 5x 9 6x 13 8x 23 5x 9 13y 9 5x 6x 2 13x 12 4 5x 9 13 5x 9 4x 13 5x 9 13x 9 180
