Least Common Multiple (LCM) of 81 and 182
The least common multiple (LCM) of 81 and 182 is 14742.
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 81 and 182?
First, calculate the GCD of 81 and 182 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 81 ÷ 182 = 0 remainder 81 |
| 2 | 182 ÷ 81 = 2 remainder 20 |
| 3 | 81 ÷ 20 = 4 remainder 1 |
| 4 | 20 ÷ 1 = 20 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 113 and 144 | 16272 |
| 180 and 116 | 5220 |
| 117 and 177 | 6903 |
| 85 and 58 | 4930 |
| 105 and 128 | 13440 |