Least Common Multiple (LCM) of 139 and 143
The least common multiple (LCM) of 139 and 143 is 19877.
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 139 and 143?
First, calculate the GCD of 139 and 143 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 139 ÷ 143 = 0 remainder 139 |
| 2 | 143 ÷ 139 = 1 remainder 4 |
| 3 | 139 ÷ 4 = 34 remainder 3 |
| 4 | 4 ÷ 3 = 1 remainder 1 |
| 5 | 3 ÷ 1 = 3 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 96 and 75 | 2400 |
| 198 and 156 | 5148 |
| 117 and 142 | 16614 |
| 174 and 55 | 9570 |
| 68 and 198 | 6732 |