Least Common Multiple (LCM) of 123 and 50
The least common multiple (LCM) of 123 and 50 is 6150.
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 123 and 50?
First, calculate the GCD of 123 and 50 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 123 ÷ 50 = 2 remainder 23 |
| 2 | 50 ÷ 23 = 2 remainder 4 |
| 3 | 23 ÷ 4 = 5 remainder 3 |
| 4 | 4 ÷ 3 = 1 remainder 1 |
| 5 | 3 ÷ 1 = 3 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 125 and 49 | 6125 |
| 30 and 179 | 5370 |
| 150 and 148 | 11100 |
| 196 and 27 | 5292 |
| 22 and 197 | 4334 |