Question

Find out the L.C.M of 156 and 168
​

Answer 1

LCM of 156 and 168 is

`2184`

`Find \: the \: prime \: factorization \: of \: 156 \\ 156 = 2 * 2 * 3 * 13 \\`

`Find \: the \: prime \: factorization \: of \: 168 \\ 168 = 2 * 2 * 2 * 3 * 7`

Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the LCM

LCM = 2×2×2×3×7×13

LCM = 2184