Least Common Multiple (LCM) of 20 and 182
The least common multiple (LCM) of 20 and 182 is 1820.
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 20 and 182?
First, calculate the GCD of 20 and 182 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 20 ÷ 182 = 0 remainder 20 |
| 2 | 182 ÷ 20 = 9 remainder 2 |
| 3 | 20 ÷ 2 = 10 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 149 and 34 | 5066 |
| 30 and 149 | 4470 |
| 163 and 34 | 5542 |
| 170 and 186 | 15810 |
| 179 and 189 | 33831 |