Least Common Multiple (LCM) of 191 and 154
The least common multiple (LCM) of 191 and 154 is 29414.
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 191 and 154?
First, calculate the GCD of 191 and 154 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 191 ÷ 154 = 1 remainder 37 |
| 2 | 154 ÷ 37 = 4 remainder 6 |
| 3 | 37 ÷ 6 = 6 remainder 1 |
| 4 | 6 ÷ 1 = 6 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 111 and 177 | 6549 |
| 138 and 169 | 23322 |
| 146 and 45 | 6570 |
| 147 and 104 | 15288 |
| 66 and 90 | 990 |