Least Common Multiple (LCM) of 69 and 163
The least common multiple (LCM) of 69 and 163 is 11247.
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 163?
First, calculate the GCD of 69 and 163 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 69 ÷ 163 = 0 remainder 69 |
| 2 | 163 ÷ 69 = 2 remainder 25 |
| 3 | 69 ÷ 25 = 2 remainder 19 |
| 4 | 25 ÷ 19 = 1 remainder 6 |
| 5 | 19 ÷ 6 = 3 remainder 1 |
| 6 | 6 ÷ 1 = 6 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 76 and 93 | 7068 |
| 182 and 128 | 11648 |
| 81 and 141 | 3807 |
| 193 and 152 | 29336 |
| 170 and 155 | 5270 |