Least Common Multiple (LCM) of 198 and 54
The least common multiple (LCM) of 198 and 54 is 594.
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 54?
First, calculate the GCD of 198 and 54 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 198 ÷ 54 = 3 remainder 36 |
| 2 | 54 ÷ 36 = 1 remainder 18 |
| 3 | 36 ÷ 18 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 120 and 123 | 4920 |
| 63 and 115 | 7245 |
| 193 and 99 | 19107 |
| 121 and 127 | 15367 |
| 172 and 46 | 3956 |