Least Common Multiple (LCM) of 68 and 89
The least common multiple (LCM) of 68 and 89 is 6052.
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 89?
First, calculate the GCD of 68 and 89 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 68 ÷ 89 = 0 remainder 68 |
| 2 | 89 ÷ 68 = 1 remainder 21 |
| 3 | 68 ÷ 21 = 3 remainder 5 |
| 4 | 21 ÷ 5 = 4 remainder 1 |
| 5 | 5 ÷ 1 = 5 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 102 and 133 | 13566 |
| 32 and 62 | 992 |
| 82 and 93 | 7626 |
| 104 and 117 | 936 |
| 80 and 168 | 1680 |