Least Common Multiple (LCM) of 73 and 93
The least common multiple (LCM) of 73 and 93 is 6789.
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 93?
First, calculate the GCD of 73 and 93 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 73 ÷ 93 = 0 remainder 73 |
| 2 | 93 ÷ 73 = 1 remainder 20 |
| 3 | 73 ÷ 20 = 3 remainder 13 |
| 4 | 20 ÷ 13 = 1 remainder 7 |
| 5 | 13 ÷ 7 = 1 remainder 6 |
| 6 | 7 ÷ 6 = 1 remainder 1 |
| 7 | 6 ÷ 1 = 6 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 27 and 180 | 540 |
| 124 and 128 | 3968 |
| 34 and 94 | 1598 |
| 133 and 10 | 1330 |
| 138 and 189 | 8694 |