Least Common Multiple (LCM) of 198 and 137
The least common multiple (LCM) of 198 and 137 is 27126.
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 198 and 137?
First, calculate the GCD of 198 and 137 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 198 ÷ 137 = 1 remainder 61 |
| 2 | 137 ÷ 61 = 2 remainder 15 |
| 3 | 61 ÷ 15 = 4 remainder 1 |
| 4 | 15 ÷ 1 = 15 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 197 and 120 | 23640 |
| 111 and 117 | 4329 |
| 21 and 97 | 2037 |
| 179 and 122 | 21838 |
| 80 and 17 | 1360 |