3 6 8 18 July 8, 2019 16 32 64 128 3 6 8 1 x 18 3 6 8 1 х 18 8 4 x 3 6 18 3 2 6 8 18 18x 3 6 8 6 3 x 8 )= x 18 18 3 8 6 5
