The least common multiple of 81 and 108 is 324.
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It is: 648
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 21, 81, and 147 is 3969.
The common factors of 81 and 108 are: 1, 3, 9, and 27
The Least Common Multiple (LCM) for 81 36 63 is 2,268.
The answer is 3969. It's 3x3x3x7x3x7