Least Common Multiple (LCM) of 197 and 37
The least common multiple (LCM) of 197 and 37 is 7289.
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 197 and 37?
First, calculate the GCD of 197 and 37 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 197 ÷ 37 = 5 remainder 12 |
| 2 | 37 ÷ 12 = 3 remainder 1 |
| 3 | 12 ÷ 1 = 12 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 168 and 55 | 9240 |
| 166 and 148 | 12284 |
| 47 and 126 | 5922 |
| 20 and 155 | 620 |
| 38 and 113 | 4294 |