Least Common Multiple (LCM) of 126 and 86
The least common multiple (LCM) of 126 and 86 is 5418.
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 126 and 86?
First, calculate the GCD of 126 and 86 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 126 ÷ 86 = 1 remainder 40 |
| 2 | 86 ÷ 40 = 2 remainder 6 |
| 3 | 40 ÷ 6 = 6 remainder 4 |
| 4 | 6 ÷ 4 = 1 remainder 2 |
| 5 | 4 ÷ 2 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 197 and 153 | 30141 |
| 161 and 157 | 25277 |
| 133 and 197 | 26201 |
| 18 and 80 | 720 |
| 133 and 63 | 1197 |