Least Common Multiple (LCM) of 191 and 69
The least common multiple (LCM) of 191 and 69 is 13179.
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 69?
First, calculate the GCD of 191 and 69 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 191 ÷ 69 = 2 remainder 53 |
| 2 | 69 ÷ 53 = 1 remainder 16 |
| 3 | 53 ÷ 16 = 3 remainder 5 |
| 4 | 16 ÷ 5 = 3 remainder 1 |
| 5 | 5 ÷ 1 = 5 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 53 and 98 | 5194 |
| 107 and 39 | 4173 |
| 115 and 32 | 3680 |
| 112 and 61 | 6832 |
| 114 and 75 | 2850 |