Least Common Multiple (LCM) of 197 and 104
The least common multiple (LCM) of 197 and 104 is 20488.
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 104?
First, calculate the GCD of 197 and 104 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 197 ÷ 104 = 1 remainder 93 |
| 2 | 104 ÷ 93 = 1 remainder 11 |
| 3 | 93 ÷ 11 = 8 remainder 5 |
| 4 | 11 ÷ 5 = 2 remainder 1 |
| 5 | 5 ÷ 1 = 5 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 122 and 130 | 7930 |
| 95 and 43 | 4085 |
| 149 and 127 | 18923 |
| 133 and 138 | 18354 |
| 11 and 74 | 814 |