Least Common Multiple (LCM) of 197 and 63
The least common multiple (LCM) of 197 and 63 is 12411.
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 63?
First, calculate the GCD of 197 and 63 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 197 ÷ 63 = 3 remainder 8 |
| 2 | 63 ÷ 8 = 7 remainder 7 |
| 3 | 8 ÷ 7 = 1 remainder 1 |
| 4 | 7 ÷ 1 = 7 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 149 and 192 | 28608 |
| 100 and 114 | 5700 |
| 31 and 112 | 3472 |
| 163 and 179 | 29177 |
| 167 and 194 | 32398 |