Least Common Multiple (LCM) of 71 and 156
The least common multiple (LCM) of 71 and 156 is 11076.
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 156?
First, calculate the GCD of 71 and 156 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 71 ÷ 156 = 0 remainder 71 |
| 2 | 156 ÷ 71 = 2 remainder 14 |
| 3 | 71 ÷ 14 = 5 remainder 1 |
| 4 | 14 ÷ 1 = 14 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 45 and 50 | 450 |
| 173 and 31 | 5363 |
| 177 and 22 | 3894 |
| 45 and 81 | 405 |
| 93 and 81 | 2511 |