Least Common Multiple (LCM) of 198 and 162
The least common multiple (LCM) of 198 and 162 is 1782.
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 162?
First, calculate the GCD of 198 and 162 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 198 ÷ 162 = 1 remainder 36 |
| 2 | 162 ÷ 36 = 4 remainder 18 |
| 3 | 36 ÷ 18 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 170 and 107 | 18190 |
| 17 and 77 | 1309 |
| 105 and 138 | 4830 |
| 129 and 190 | 24510 |
| 167 and 80 | 13360 |