Least Common Multiple (LCM) of 197 and 75
The least common multiple (LCM) of 197 and 75 is 14775.
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 75?
First, calculate the GCD of 197 and 75 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 197 ÷ 75 = 2 remainder 47 |
| 2 | 75 ÷ 47 = 1 remainder 28 |
| 3 | 47 ÷ 28 = 1 remainder 19 |
| 4 | 28 ÷ 19 = 1 remainder 9 |
| 5 | 19 ÷ 9 = 2 remainder 1 |
| 6 | 9 ÷ 1 = 9 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 196 and 140 | 980 |
| 190 and 106 | 10070 |
| 167 and 38 | 6346 |
| 154 and 178 | 13706 |
| 82 and 160 | 6560 |