Least Common Multiple (LCM) of 19 and 142
The least common multiple (LCM) of 19 and 142 is 2698.
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 19 and 142?
First, calculate the GCD of 19 and 142 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 19 ÷ 142 = 0 remainder 19 |
| 2 | 142 ÷ 19 = 7 remainder 9 |
| 3 | 19 ÷ 9 = 2 remainder 1 |
| 4 | 9 ÷ 1 = 9 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 136 and 183 | 24888 |
| 190 and 47 | 8930 |
| 199 and 101 | 20099 |
| 16 and 26 | 208 |
| 127 and 177 | 22479 |