Least Common Multiple (LCM) of 74 and 66
The least common multiple (LCM) of 74 and 66 is 2442.
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 74 and 66?
First, calculate the GCD of 74 and 66 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 74 ÷ 66 = 1 remainder 8 |
| 2 | 66 ÷ 8 = 8 remainder 2 |
| 3 | 8 ÷ 2 = 4 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 196 and 147 | 588 |
| 161 and 147 | 3381 |
| 55 and 110 | 110 |
| 197 and 159 | 31323 |
| 22 and 26 | 286 |