30 = 3 x 11 19 = 19 (prime) HCF = 0 (nothings the same) LCM = 0 x 3 x 11 x 19 (times by the rest) = 627 (i think) :)
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The LCM is: 132
The Least Common Multiple (LCM) of 33, 39, and 52 is 1,716.
The LCM of 15 and 19 is 285lcm(19, 15) = 285.
3 = 3, 539 = 7*7*11 and 33 = 3*11 So LCM = 3*7*7*11 = 1617
528