3=3
20=2x2x5
3x2x2x5=60 LCM
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The least common multiple of 2 , 3 , 20 = 60
60.
The least common multiple (LCM) is often also called the lowest common multiple or smallest common multiple. Keep in mind that these different terms all refer to the same thing: the smallest positive integer which is a multiple of two or more numbers.The least common multiple of 2, 3, 5, and 20 is 60.
3 and 20
LCM(3, 19, 20) = 1140.