Least Common Multiple (LCM) of 50 and 142
The least common multiple (LCM) of 50 and 142 is 3550.
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 50 and 142?
First, calculate the GCD of 50 and 142 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 50 ÷ 142 = 0 remainder 50 |
| 2 | 142 ÷ 50 = 2 remainder 42 |
| 3 | 50 ÷ 42 = 1 remainder 8 |
| 4 | 42 ÷ 8 = 5 remainder 2 |
| 5 | 8 ÷ 2 = 4 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 144 and 128 | 1152 |
| 127 and 18 | 2286 |
| 71 and 55 | 3905 |
| 155 and 134 | 20770 |
| 193 and 58 | 11194 |