Find the least common multiple (LCM) of 12 and 18.
Note
Prime factorize: 12 = 2^2 × 3, 18 = 2 × 3^2; LCM uses highest powers 2^2 × 3^2 = 4 × 9 = 36.
Find the least common multiple (LCM) of 12 and 18.
Prime factorize: 12 = 2^2 × 3, 18 = 2 × 3^2; LCM uses highest powers 2^2 × 3^2 = 4 × 9 = 36.