Least Common Multiple (LCM) of 139 and 135
The least common multiple (LCM) of 139 and 135 is 18765.
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 135?
First, calculate the GCD of 139 and 135 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 139 ÷ 135 = 1 remainder 4 |
| 2 | 135 ÷ 4 = 33 remainder 3 |
| 3 | 4 ÷ 3 = 1 remainder 1 |
| 4 | 3 ÷ 1 = 3 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 21 and 129 | 903 |
| 157 and 91 | 14287 |
| 142 and 74 | 5254 |
| 189 and 116 | 21924 |
| 105 and 43 | 4515 |