Question

Find the LCM of 121, 143, 220.

Answer 1

121 ,143, 220 is divided by 11 we get 11 ,13 ,20

now 11

$\sqrt[11]{121 .143. 220} \\ = 11.13.20 \\ = 11 \times 11 \times 13 \times 20 = 31640$