12 2 times 1 3 July 8, 2019 16 32 64 128 12 1 2 times 10 1 3 12 1 2 times 5 3 4 1 2 times 12 times 30 3 12 times 2 11 times 1 10 1 2 times 36 times 12 12 times 12 12 times 2 1 + 12 2 + 23 1 + 12 + 2 + 3