Least Common Multiple (LCM) of 75 and 163
The least common multiple (LCM) of 75 and 163 is 12225.
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 75 and 163?
First, calculate the GCD of 75 and 163 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 75 ÷ 163 = 0 remainder 75 |
| 2 | 163 ÷ 75 = 2 remainder 13 |
| 3 | 75 ÷ 13 = 5 remainder 10 |
| 4 | 13 ÷ 10 = 1 remainder 3 |
| 5 | 10 ÷ 3 = 3 remainder 1 |
| 6 | 3 ÷ 1 = 3 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 71 and 36 | 2556 |
| 24 and 137 | 3288 |
| 38 and 85 | 3230 |
| 149 and 54 | 8046 |
| 183 and 25 | 4575 |