Least Common Multiple (LCM) of 197 and 102
The least common multiple (LCM) of 197 and 102 is 20094.
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 102?
First, calculate the GCD of 197 and 102 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 197 ÷ 102 = 1 remainder 95 |
| 2 | 102 ÷ 95 = 1 remainder 7 |
| 3 | 95 ÷ 7 = 13 remainder 4 |
| 4 | 7 ÷ 4 = 1 remainder 3 |
| 5 | 4 ÷ 3 = 1 remainder 1 |
| 6 | 3 ÷ 1 = 3 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 22 and 143 | 286 |
| 127 and 161 | 20447 |
| 193 and 57 | 11001 |
| 111 and 29 | 3219 |
| 149 and 64 | 9536 |