The LCM is: 3,948
LCM(47, 35) = 1645.
You need at least two numbers to find an LCM. If that's 471 and 221 or 47, 12 and 21, the LCM is their product.
The Least Common Multiple (LCM) for 21 47 is 987.
The LCM is 470.
LCM(47, 69) = 3243
The Least Common Multiple (LCM) for 47 42 is 1,974.
The LCM is 38352.
Their product.
Their product.
The LCM of 43 and 47 is 2,021.
The LCM is 21.