Least Common Multiple (LCM) of 39 and 162
The least common multiple (LCM) of 39 and 162 is 2106.
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 39 and 162?
First, calculate the GCD of 39 and 162 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 39 ÷ 162 = 0 remainder 39 |
| 2 | 162 ÷ 39 = 4 remainder 6 |
| 3 | 39 ÷ 6 = 6 remainder 3 |
| 4 | 6 ÷ 3 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 113 and 20 | 2260 |
| 78 and 11 | 858 |
| 200 and 144 | 3600 |
| 144 and 162 | 1296 |
| 102 and 48 | 816 |