Least Common Multiple (LCM) of 144 and 54
The least common multiple (LCM) of 144 and 54 is 432.
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 54?
First, calculate the GCD of 144 and 54 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 144 ÷ 54 = 2 remainder 36 |
| 2 | 54 ÷ 36 = 1 remainder 18 |
| 3 | 36 ÷ 18 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 127 and 176 | 22352 |
| 125 and 158 | 19750 |
| 198 and 199 | 39402 |
| 81 and 193 | 15633 |
| 34 and 58 | 986 |