180
It is: 3240
81=3x3x3x3 90=3x3 x2x5 ________________ LCM=3x3x3x3x2x5= 810
LCM of 81 and 3 is 81.
The LCM is 2268.
The LCM is 1539.
The LCM is 162.
The LCM is 1377.
The LCM of 6 and 81 is 162.
LCM of 81 and 375 is 10125.
The LCM of 81 and 216 is 648.
81