Least Common Multiple (LCM) of 126 and 139
The least common multiple (LCM) of 126 and 139 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 126 and 139?
First, calculate the GCD of 126 and 139 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 126 ÷ 139 = 0 remainder 126 |
| 2 | 139 ÷ 126 = 1 remainder 13 |
| 3 | 126 ÷ 13 = 9 remainder 9 |
| 4 | 13 ÷ 9 = 1 remainder 4 |
| 5 | 9 ÷ 4 = 2 remainder 1 |
| 6 | 4 ÷ 1 = 4 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 147 and 174 | 8526 |
| 49 and 169 | 8281 |
| 105 and 166 | 17430 |
| 68 and 160 | 2720 |
| 163 and 139 | 22657 |