Least Common Multiple (LCM) of 198 and 107
The least common multiple (LCM) of 198 and 107 is 21186.
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 107?
First, calculate the GCD of 198 and 107 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 198 ÷ 107 = 1 remainder 91 |
| 2 | 107 ÷ 91 = 1 remainder 16 |
| 3 | 91 ÷ 16 = 5 remainder 11 |
| 4 | 16 ÷ 11 = 1 remainder 5 |
| 5 | 11 ÷ 5 = 2 remainder 1 |
| 6 | 5 ÷ 1 = 5 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 198 and 151 | 29898 |
| 172 and 130 | 11180 |
| 127 and 82 | 10414 |
| 193 and 61 | 11773 |
| 141 and 122 | 17202 |