Least Common Multiple (LCM) of 80 and 199
The least common multiple (LCM) of 80 and 199 is 15920.
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 80 and 199?
First, calculate the GCD of 80 and 199 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 80 ÷ 199 = 0 remainder 80 |
| 2 | 199 ÷ 80 = 2 remainder 39 |
| 3 | 80 ÷ 39 = 2 remainder 2 |
| 4 | 39 ÷ 2 = 19 remainder 1 |
| 5 | 2 ÷ 1 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 40 and 78 | 1560 |
| 107 and 81 | 8667 |
| 150 and 44 | 3300 |
| 137 and 41 | 5617 |
| 143 and 128 | 18304 |