Least Common Multiple (LCM) of 163 and 40
The least common multiple (LCM) of 163 and 40 is 6520.
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 163 and 40?
First, calculate the GCD of 163 and 40 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 163 ÷ 40 = 4 remainder 3 |
| 2 | 40 ÷ 3 = 13 remainder 1 |
| 3 | 3 ÷ 1 = 3 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 80 and 163 | 13040 |
| 11 and 167 | 1837 |
| 199 and 173 | 34427 |
| 31 and 163 | 5053 |
| 127 and 86 | 10922 |