Least Common Multiple (LCM) of 122 and 49
The least common multiple (LCM) of 122 and 49 is 5978.
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 122 and 49?
First, calculate the GCD of 122 and 49 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 122 ÷ 49 = 2 remainder 24 |
| 2 | 49 ÷ 24 = 2 remainder 1 |
| 3 | 24 ÷ 1 = 24 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 144 and 123 | 5904 |
| 108 and 157 | 16956 |
| 130 and 84 | 5460 |
| 170 and 107 | 18190 |
| 83 and 104 | 8632 |