Least Common Multiple (LCM) of 68 and 86
The least common multiple (LCM) of 68 and 86 is 2924.
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 86?
First, calculate the GCD of 68 and 86 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 68 ÷ 86 = 0 remainder 68 |
| 2 | 86 ÷ 68 = 1 remainder 18 |
| 3 | 68 ÷ 18 = 3 remainder 14 |
| 4 | 18 ÷ 14 = 1 remainder 4 |
| 5 | 14 ÷ 4 = 3 remainder 2 |
| 6 | 4 ÷ 2 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 83 and 153 | 12699 |
| 127 and 31 | 3937 |
| 183 and 97 | 17751 |
| 147 and 133 | 2793 |
| 85 and 58 | 4930 |