Least Common Multiple (LCM) of 66 and 16
The least common multiple (LCM) of 66 and 16 is 528.
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 66 and 16?
First, calculate the GCD of 66 and 16 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 66 ÷ 16 = 4 remainder 2 |
| 2 | 16 ÷ 2 = 8 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 121 and 18 | 2178 |
| 135 and 15 | 135 |
| 75 and 169 | 12675 |
| 84 and 21 | 84 |
| 16 and 19 | 304 |