Least Common Multiple (LCM) of 73 and 145
The least common multiple (LCM) of 73 and 145 is 10585.
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 145?
First, calculate the GCD of 73 and 145 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 73 ÷ 145 = 0 remainder 73 |
| 2 | 145 ÷ 73 = 1 remainder 72 |
| 3 | 73 ÷ 72 = 1 remainder 1 |
| 4 | 72 ÷ 1 = 72 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 146 and 89 | 12994 |
| 53 and 109 | 5777 |
| 28 and 24 | 168 |
| 43 and 79 | 3397 |
| 129 and 56 | 7224 |