Least Common Multiple (LCM) of 191 and 181
The least common multiple (LCM) of 191 and 181 is 34571.
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 181?
First, calculate the GCD of 191 and 181 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 191 ÷ 181 = 1 remainder 10 |
| 2 | 181 ÷ 10 = 18 remainder 1 |
| 3 | 10 ÷ 1 = 10 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 159 and 78 | 4134 |
| 137 and 113 | 15481 |
| 141 and 71 | 10011 |
| 118 and 56 | 3304 |
| 177 and 50 | 8850 |