Least Common Multiple (LCM) of 198 and 127
The least common multiple (LCM) of 198 and 127 is 25146.
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 127?
First, calculate the GCD of 198 and 127 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 198 ÷ 127 = 1 remainder 71 |
| 2 | 127 ÷ 71 = 1 remainder 56 |
| 3 | 71 ÷ 56 = 1 remainder 15 |
| 4 | 56 ÷ 15 = 3 remainder 11 |
| 5 | 15 ÷ 11 = 1 remainder 4 |
| 6 | 11 ÷ 4 = 2 remainder 3 |
| 7 | 4 ÷ 3 = 1 remainder 1 |
| 8 | 3 ÷ 1 = 3 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 112 and 186 | 10416 |
| 16 and 129 | 2064 |
| 76 and 126 | 4788 |
| 178 and 86 | 7654 |
| 38 and 154 | 2926 |