What is the LCM of 11 and 13?
The least common multiple of 11 and 13 is the least number which is exactly divisible by both 11 and 13.
Answer: LCM of 11 and 13 is 143
Lets see how to find the LCM of 11 and 13
Explanation:
The least common multiple is the smallest number which is exactly divisible by both the given numbers.
We can find the LCM of the numbers in many ways the commonly used methods are listed below.
Methods to Find the LCM of 11 and 13
Look at the commonly used methods to find the LCM of 11 and 13

LCM of 11 and 13 by Listing Method
In this method, we list the first few multiples of 11 and 13 and identify the common multiples.
LCM of 11 and 13 is the least among the common multiples of 11 and 13
So, 143 is the least common multiple of 11 and 13

LCM of 11 and 13 by Formula
The formula of LCM is
LCM (a,b) = (a × b) / GCF (a,b)
The GCF of (11,13) = 1
Therefore
LCM (11, 13) = (11 × 13) / 1
= 143 / 1 = 143
So, the least common multiple of 11 and 13 is 143