Least Common Multiple (LCM) of 89 and 135
The least common multiple (LCM) of 89 and 135 is 12015.
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 89 and 135?
First, calculate the GCD of 89 and 135 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 89 ÷ 135 = 0 remainder 89 |
| 2 | 135 ÷ 89 = 1 remainder 46 |
| 3 | 89 ÷ 46 = 1 remainder 43 |
| 4 | 46 ÷ 43 = 1 remainder 3 |
| 5 | 43 ÷ 3 = 14 remainder 1 |
| 6 | 3 ÷ 1 = 3 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 43 and 104 | 4472 |
| 28 and 107 | 2996 |
| 120 and 74 | 4440 |
| 142 and 171 | 24282 |
| 139 and 193 | 26827 |