Least Common Multiple (LCM) of 144 and 47
The least common multiple (LCM) of 144 and 47 is 6768.
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 144 and 47?
First, calculate the GCD of 144 and 47 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 144 ÷ 47 = 3 remainder 3 |
| 2 | 47 ÷ 3 = 15 remainder 2 |
| 3 | 3 ÷ 2 = 1 remainder 1 |
| 4 | 2 ÷ 1 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 166 and 82 | 6806 |
| 149 and 116 | 17284 |
| 111 and 142 | 15762 |
| 158 and 112 | 8848 |
| 139 and 33 | 4587 |