Least Common Multiple (LCM) of 140 and 163
The least common multiple (LCM) of 140 and 163 is 22820.
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 140 and 163?
First, calculate the GCD of 140 and 163 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 140 ÷ 163 = 0 remainder 140 |
| 2 | 163 ÷ 140 = 1 remainder 23 |
| 3 | 140 ÷ 23 = 6 remainder 2 |
| 4 | 23 ÷ 2 = 11 remainder 1 |
| 5 | 2 ÷ 1 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 72 and 45 | 360 |
| 28 and 81 | 2268 |
| 146 and 83 | 12118 |
| 24 and 200 | 600 |
| 32 and 185 | 5920 |