The LCM is 405.
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The GCF of 27 and 81 is 27. And their LCM is 81.
The LCM is: 135
The LCM is: 2,025
Factors of 81: 1, 3, 9, 27, 81.Factors of 108: 1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108.Factors of 135: 1, 3, 5, 9, 15, 27, 45, 135.GCF (81, 108, 135) = 27
some are 27, 54, 81, 108, and 135....