Least Common Multiple (LCM) of 196 and 197
The least common multiple (LCM) of 196 and 197 is 38612.
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 197?
First, calculate the GCD of 196 and 197 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 196 ÷ 197 = 0 remainder 196 |
| 2 | 197 ÷ 196 = 1 remainder 1 |
| 3 | 196 ÷ 1 = 196 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 74 and 80 | 2960 |
| 124 and 181 | 22444 |
| 131 and 43 | 5633 |
| 89 and 49 | 4361 |
| 68 and 169 | 11492 |