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The LCM is 405.
The LCM is 405. 9 and 81 have an LCM of 81. 9 and 45 have an LCM of 45. 45 and 81 have an LCM of 405 (5 x 81, 9 x 45).
405
it is 810405
81
81 is.
The LCM is: 2,025
The LCM is 45.
810
2835