Least Common Multiple (LCM) of 190 and 198
The least common multiple (LCM) of 190 and 198 is 18810.
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 190 and 198?
First, calculate the GCD of 190 and 198 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 190 ÷ 198 = 0 remainder 190 |
| 2 | 198 ÷ 190 = 1 remainder 8 |
| 3 | 190 ÷ 8 = 23 remainder 6 |
| 4 | 8 ÷ 6 = 1 remainder 2 |
| 5 | 6 ÷ 2 = 3 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 135 and 130 | 3510 |
| 145 and 49 | 7105 |
| 143 and 100 | 14300 |
| 38 and 95 | 190 |
| 23 and 102 | 2346 |