Least Common Multiple (LCM) of 69 and 41
The least common multiple (LCM) of 69 and 41 is 2829.
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 69 and 41?
First, calculate the GCD of 69 and 41 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 69 ÷ 41 = 1 remainder 28 |
| 2 | 41 ÷ 28 = 1 remainder 13 |
| 3 | 28 ÷ 13 = 2 remainder 2 |
| 4 | 13 ÷ 2 = 6 remainder 1 |
| 5 | 2 ÷ 1 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 125 and 180 | 4500 |
| 69 and 99 | 2277 |
| 189 and 144 | 3024 |
| 49 and 87 | 4263 |
| 115 and 144 | 16560 |