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 |
|---|---|
| 104 and 191 | 19864 |
| 51 and 65 | 3315 |
| 164 and 196 | 8036 |
| 97 and 156 | 15132 |
| 188 and 92 | 4324 |