Least Common Multiple (LCM) of 122 and 98
The least common multiple (LCM) of 122 and 98 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 98?
First, calculate the GCD of 122 and 98 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 122 ÷ 98 = 1 remainder 24 |
| 2 | 98 ÷ 24 = 4 remainder 2 |
| 3 | 24 ÷ 2 = 12 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 128 and 103 | 13184 |
| 158 and 166 | 13114 |
| 86 and 198 | 8514 |
| 13 and 184 | 2392 |
| 65 and 87 | 5655 |