Least Common Multiple (LCM) of 138 and 150
The least common multiple (LCM) of 138 and 150 is 3450.
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 150?
First, calculate the GCD of 138 and 150 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 138 ÷ 150 = 0 remainder 138 |
| 2 | 150 ÷ 138 = 1 remainder 12 |
| 3 | 138 ÷ 12 = 11 remainder 6 |
| 4 | 12 ÷ 6 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 101 and 128 | 12928 |
| 83 and 40 | 3320 |
| 100 and 141 | 14100 |
| 44 and 34 | 748 |
| 111 and 180 | 6660 |