Least Common Multiple (LCM) of 139 and 126
The least common multiple (LCM) of 139 and 126 is 17514.
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 126?
First, calculate the GCD of 139 and 126 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 139 ÷ 126 = 1 remainder 13 |
| 2 | 126 ÷ 13 = 9 remainder 9 |
| 3 | 13 ÷ 9 = 1 remainder 4 |
| 4 | 9 ÷ 4 = 2 remainder 1 |
| 5 | 4 ÷ 1 = 4 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 168 and 37 | 6216 |
| 123 and 90 | 3690 |
| 59 and 94 | 5546 |
| 24 and 158 | 1896 |
| 147 and 143 | 21021 |