Least Common Multiple (LCM) of 18 and 163
The least common multiple (LCM) of 18 and 163 is 2934.
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 18 and 163?
First, calculate the GCD of 18 and 163 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 18 ÷ 163 = 0 remainder 18 |
| 2 | 163 ÷ 18 = 9 remainder 1 |
| 3 | 18 ÷ 1 = 18 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 198 and 24 | 792 |
| 177 and 43 | 7611 |
| 195 and 150 | 1950 |
| 154 and 65 | 10010 |
| 135 and 161 | 21735 |