Least Common Multiple (LCM) of 138 and 141
The least common multiple (LCM) of 138 and 141 is 6486.
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 141?
First, calculate the GCD of 138 and 141 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 138 ÷ 141 = 0 remainder 138 |
| 2 | 141 ÷ 138 = 1 remainder 3 |
| 3 | 138 ÷ 3 = 46 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 199 and 50 | 9950 |
| 179 and 127 | 22733 |
| 158 and 132 | 10428 |
| 83 and 167 | 13861 |
| 142 and 89 | 12638 |