Least Common Multiple (LCM) of 126 and 68
The least common multiple (LCM) of 126 and 68 is 4284.
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 68?
First, calculate the GCD of 126 and 68 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 126 ÷ 68 = 1 remainder 58 |
| 2 | 68 ÷ 58 = 1 remainder 10 |
| 3 | 58 ÷ 10 = 5 remainder 8 |
| 4 | 10 ÷ 8 = 1 remainder 2 |
| 5 | 8 ÷ 2 = 4 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 121 and 122 | 14762 |
| 32 and 81 | 2592 |
| 176 and 115 | 20240 |
| 10 and 166 | 830 |
| 114 and 85 | 9690 |