Least Common Multiple (LCM) of 131 and 129
The least common multiple (LCM) of 131 and 129 is 16899.
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 131 and 129?
First, calculate the GCD of 131 and 129 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 131 ÷ 129 = 1 remainder 2 |
| 2 | 129 ÷ 2 = 64 remainder 1 |
| 3 | 2 ÷ 1 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 162 and 70 | 5670 |
| 180 and 89 | 16020 |
| 200 and 123 | 24600 |
| 164 and 62 | 5084 |
| 61 and 138 | 8418 |