Least Common Multiple (LCM) of 89 and 129
The least common multiple (LCM) of 89 and 129 is 11481.
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 89 and 129?
First, calculate the GCD of 89 and 129 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 89 ÷ 129 = 0 remainder 89 |
| 2 | 129 ÷ 89 = 1 remainder 40 |
| 3 | 89 ÷ 40 = 2 remainder 9 |
| 4 | 40 ÷ 9 = 4 remainder 4 |
| 5 | 9 ÷ 4 = 2 remainder 1 |
| 6 | 4 ÷ 1 = 4 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 126 and 143 | 18018 |
| 169 and 40 | 6760 |
| 81 and 34 | 2754 |
| 192 and 198 | 6336 |
| 115 and 133 | 15295 |