Least Common Multiple (LCM) of 118 and 122
The least common multiple (LCM) of 118 and 122 is 7198.
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 118 and 122?
First, calculate the GCD of 118 and 122 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 118 ÷ 122 = 0 remainder 118 |
| 2 | 122 ÷ 118 = 1 remainder 4 |
| 3 | 118 ÷ 4 = 29 remainder 2 |
| 4 | 4 ÷ 2 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 115 and 144 | 16560 |
| 138 and 122 | 8418 |
| 149 and 120 | 17880 |
| 145 and 141 | 20445 |
| 93 and 80 | 7440 |