Least Common Multiple (LCM) of 154 and 198
The least common multiple (LCM) of 154 and 198 is 1386.
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 154 and 198?
First, calculate the GCD of 154 and 198 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 154 ÷ 198 = 0 remainder 154 |
| 2 | 198 ÷ 154 = 1 remainder 44 |
| 3 | 154 ÷ 44 = 3 remainder 22 |
| 4 | 44 ÷ 22 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 65 and 22 | 1430 |
| 77 and 19 | 1463 |
| 92 and 136 | 3128 |
| 16 and 181 | 2896 |
| 105 and 47 | 4935 |