663
LCM(51, 221) = 663.
The LCM of 13 and 17 is 221.
LCM(3, 17, 51) = 51
The two numbers are prime so their LCM is their product, which is 51.
least common multiple of 51 and 221 is 663.
If you mean 17 and 13 then the LCM is 221
The LCM is 1377.
The LCM is 255.
221
It is 221
221
The LCM of 51 and 80 is 4080