Least Common Multiple (LCM) of 68 and 127
The least common multiple (LCM) of 68 and 127 is 8636.
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 68 and 127?
First, calculate the GCD of 68 and 127 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 68 ÷ 127 = 0 remainder 68 |
| 2 | 127 ÷ 68 = 1 remainder 59 |
| 3 | 68 ÷ 59 = 1 remainder 9 |
| 4 | 59 ÷ 9 = 6 remainder 5 |
| 5 | 9 ÷ 5 = 1 remainder 4 |
| 6 | 5 ÷ 4 = 1 remainder 1 |
| 7 | 4 ÷ 1 = 4 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 172 and 86 | 172 |
| 98 and 170 | 8330 |
| 134 and 112 | 7504 |
| 129 and 119 | 15351 |
| 130 and 189 | 24570 |