Least Common Multiple (LCM) of 171 and 44
The least common multiple (LCM) of 171 and 44 is 7524.
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 44?
First, calculate the GCD of 171 and 44 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 171 ÷ 44 = 3 remainder 39 |
| 2 | 44 ÷ 39 = 1 remainder 5 |
| 3 | 39 ÷ 5 = 7 remainder 4 |
| 4 | 5 ÷ 4 = 1 remainder 1 |
| 5 | 4 ÷ 1 = 4 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 33 and 192 | 2112 |
| 123 and 78 | 3198 |
| 138 and 120 | 2760 |
| 154 and 89 | 13706 |
| 118 and 130 | 7670 |