Least Common Multiple (LCM) of 198 and 195
The least common multiple (LCM) of 198 and 195 is 12870.
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 195?
First, calculate the GCD of 198 and 195 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 198 ÷ 195 = 1 remainder 3 |
| 2 | 195 ÷ 3 = 65 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 66 and 132 | 132 |
| 41 and 164 | 164 |
| 140 and 151 | 21140 |
| 155 and 135 | 4185 |
| 145 and 95 | 2755 |