Least Common Multiple (LCM) of 135 and 69
The least common multiple (LCM) of 135 and 69 is 3105.
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 135 and 69?
First, calculate the GCD of 135 and 69 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 135 ÷ 69 = 1 remainder 66 |
| 2 | 69 ÷ 66 = 1 remainder 3 |
| 3 | 66 ÷ 3 = 22 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 200 and 66 | 6600 |
| 15 and 138 | 690 |
| 25 and 77 | 1925 |
| 129 and 147 | 6321 |
| 10 and 92 | 460 |