Least Common Multiple (LCM) of 124 and 71
The least common multiple (LCM) of 124 and 71 is 8804.
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 124 and 71?
First, calculate the GCD of 124 and 71 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 124 ÷ 71 = 1 remainder 53 |
| 2 | 71 ÷ 53 = 1 remainder 18 |
| 3 | 53 ÷ 18 = 2 remainder 17 |
| 4 | 18 ÷ 17 = 1 remainder 1 |
| 5 | 17 ÷ 1 = 17 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 181 and 116 | 20996 |
| 74 and 199 | 14726 |
| 162 and 66 | 1782 |
| 139 and 146 | 20294 |
| 12 and 87 | 348 |