Least Common Multiple (LCM) of 89 and 124
The least common multiple (LCM) of 89 and 124 is 11036.
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 89 and 124?
First, calculate the GCD of 89 and 124 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 89 ÷ 124 = 0 remainder 89 |
| 2 | 124 ÷ 89 = 1 remainder 35 |
| 3 | 89 ÷ 35 = 2 remainder 19 |
| 4 | 35 ÷ 19 = 1 remainder 16 |
| 5 | 19 ÷ 16 = 1 remainder 3 |
| 6 | 16 ÷ 3 = 5 remainder 1 |
| 7 | 3 ÷ 1 = 3 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 21 and 133 | 399 |
| 67 and 34 | 2278 |
| 68 and 80 | 1360 |
| 104 and 175 | 18200 |
| 54 and 196 | 5292 |