Least Common Multiple (LCM) of 171 and 86
The least common multiple (LCM) of 171 and 86 is 14706.
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 86?
First, calculate the GCD of 171 and 86 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 171 ÷ 86 = 1 remainder 85 |
| 2 | 86 ÷ 85 = 1 remainder 1 |
| 3 | 85 ÷ 1 = 85 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 29 and 42 | 1218 |
| 143 and 35 | 5005 |
| 84 and 30 | 420 |
| 172 and 159 | 27348 |
| 181 and 16 | 2896 |