Least Common Multiple (LCM) of 126 and 67
The least common multiple (LCM) of 126 and 67 is 8442.
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 67?
First, calculate the GCD of 126 and 67 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 126 ÷ 67 = 1 remainder 59 |
| 2 | 67 ÷ 59 = 1 remainder 8 |
| 3 | 59 ÷ 8 = 7 remainder 3 |
| 4 | 8 ÷ 3 = 2 remainder 2 |
| 5 | 3 ÷ 2 = 1 remainder 1 |
| 6 | 2 ÷ 1 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 61 and 37 | 2257 |
| 127 and 93 | 11811 |
| 28 and 128 | 896 |
| 63 and 20 | 1260 |
| 186 and 71 | 13206 |