Least Common Multiple (LCM) of 71 and 67
The least common multiple (LCM) of 71 and 67 is 4757.
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 71 and 67?
First, calculate the GCD of 71 and 67 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 71 ÷ 67 = 1 remainder 4 |
| 2 | 67 ÷ 4 = 16 remainder 3 |
| 3 | 4 ÷ 3 = 1 remainder 1 |
| 4 | 3 ÷ 1 = 3 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 182 and 30 | 2730 |
| 168 and 142 | 11928 |
| 159 and 141 | 7473 |
| 131 and 58 | 7598 |
| 95 and 161 | 15295 |