Least Common Multiple (LCM) of 129 and 159
The least common multiple (LCM) of 129 and 159 is 6837.
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 129 and 159?
First, calculate the GCD of 129 and 159 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 129 ÷ 159 = 0 remainder 129 |
| 2 | 159 ÷ 129 = 1 remainder 30 |
| 3 | 129 ÷ 30 = 4 remainder 9 |
| 4 | 30 ÷ 9 = 3 remainder 3 |
| 5 | 9 ÷ 3 = 3 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 170 and 24 | 2040 |
| 18 and 75 | 450 |
| 12 and 148 | 444 |
| 58 and 145 | 290 |
| 130 and 68 | 4420 |