Least Common Multiple (LCM) of 196 and 190
The least common multiple (LCM) of 196 and 190 is 18620.
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 196 and 190?
First, calculate the GCD of 196 and 190 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 196 ÷ 190 = 1 remainder 6 |
| 2 | 190 ÷ 6 = 31 remainder 4 |
| 3 | 6 ÷ 4 = 1 remainder 2 |
| 4 | 4 ÷ 2 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 142 and 161 | 22862 |
| 43 and 196 | 8428 |
| 173 and 20 | 3460 |
| 178 and 86 | 7654 |
| 139 and 14 | 1946 |