Least Common Multiple (LCM) of 22 and 129
The least common multiple (LCM) of 22 and 129 is 2838.
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 22 and 129?
First, calculate the GCD of 22 and 129 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 22 ÷ 129 = 0 remainder 22 |
| 2 | 129 ÷ 22 = 5 remainder 19 |
| 3 | 22 ÷ 19 = 1 remainder 3 |
| 4 | 19 ÷ 3 = 6 remainder 1 |
| 5 | 3 ÷ 1 = 3 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 161 and 137 | 22057 |
| 141 and 74 | 10434 |
| 43 and 105 | 4515 |
| 56 and 86 | 2408 |
| 66 and 10 | 330 |