Least Common Multiple (LCM) of 180 and 135
The least common multiple (LCM) of 180 and 135 is 540.
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 180 and 135?
First, calculate the GCD of 180 and 135 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 180 ÷ 135 = 1 remainder 45 |
| 2 | 135 ÷ 45 = 3 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 178 and 162 | 14418 |
| 117 and 93 | 3627 |
| 180 and 121 | 21780 |
| 14 and 106 | 742 |
| 141 and 42 | 1974 |