Least Common Multiple (LCM) of 73 and 66
The least common multiple (LCM) of 73 and 66 is 4818.
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 73 and 66?
First, calculate the GCD of 73 and 66 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 73 ÷ 66 = 1 remainder 7 |
| 2 | 66 ÷ 7 = 9 remainder 3 |
| 3 | 7 ÷ 3 = 2 remainder 1 |
| 4 | 3 ÷ 1 = 3 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 148 and 116 | 4292 |
| 97 and 197 | 19109 |
| 15 and 85 | 255 |
| 184 and 165 | 30360 |
| 167 and 149 | 24883 |