Least Common Multiple (LCM) of 171 and 144
The least common multiple (LCM) of 171 and 144 is 2736.
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 171 and 144?
First, calculate the GCD of 171 and 144 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 171 ÷ 144 = 1 remainder 27 |
| 2 | 144 ÷ 27 = 5 remainder 9 |
| 3 | 27 ÷ 9 = 3 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 56 and 40 | 280 |
| 76 and 74 | 2812 |
| 68 and 15 | 1020 |
| 115 and 18 | 2070 |
| 181 and 148 | 26788 |