Least Common Multiple (LCM) of 198 and 170
The least common multiple (LCM) of 198 and 170 is 16830.
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 170?
First, calculate the GCD of 198 and 170 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 198 ÷ 170 = 1 remainder 28 |
| 2 | 170 ÷ 28 = 6 remainder 2 |
| 3 | 28 ÷ 2 = 14 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 196 and 85 | 16660 |
| 180 and 30 | 180 |
| 15 and 97 | 1455 |
| 153 and 56 | 8568 |
| 133 and 185 | 24605 |