Least Common Multiple (LCM) of 191 and 133
The least common multiple (LCM) of 191 and 133 is 25403.
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 133?
First, calculate the GCD of 191 and 133 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 191 ÷ 133 = 1 remainder 58 |
| 2 | 133 ÷ 58 = 2 remainder 17 |
| 3 | 58 ÷ 17 = 3 remainder 7 |
| 4 | 17 ÷ 7 = 2 remainder 3 |
| 5 | 7 ÷ 3 = 2 remainder 1 |
| 6 | 3 ÷ 1 = 3 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 143 and 108 | 15444 |
| 111 and 44 | 4884 |
| 144 and 107 | 15408 |
| 136 and 67 | 9112 |
| 133 and 168 | 3192 |