Least Common Multiple (LCM) of 66 and 147
The least common multiple (LCM) of 66 and 147 is 3234.
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 147?
First, calculate the GCD of 66 and 147 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 66 ÷ 147 = 0 remainder 66 |
| 2 | 147 ÷ 66 = 2 remainder 15 |
| 3 | 66 ÷ 15 = 4 remainder 6 |
| 4 | 15 ÷ 6 = 2 remainder 3 |
| 5 | 6 ÷ 3 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 154 and 68 | 5236 |
| 40 and 41 | 1640 |
| 37 and 108 | 3996 |
| 89 and 76 | 6764 |
| 56 and 131 | 7336 |