Least Common Multiple (LCM) of 138 and 135
The least common multiple (LCM) of 138 and 135 is 6210.
What is the Least Common Multiple (LCM)?
The LCM of two integers is the smallest positive integer that is divisible by both numbers. It is often used to find common denominators and solve problems involving periodic events.
Formula for LCM
The LCM of two numbers can be calculated using their GCD:
LCM(a, b) = |a × b| ÷ GCD(a, b)
How to Calculate the LCM of 138 and 135?
First, calculate the GCD of 138 and 135 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 138 ÷ 135 = 1 remainder 3 |
| 2 | 135 ÷ 3 = 45 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 177 and 161 | 28497 |
| 124 and 127 | 15748 |
| 127 and 191 | 24257 |
| 160 and 127 | 20320 |
| 151 and 48 | 7248 |