Least Common Multiple (LCM) of 73 and 107
The least common multiple (LCM) of 73 and 107 is 7811.
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 107?
First, calculate the GCD of 73 and 107 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 73 ÷ 107 = 0 remainder 73 |
| 2 | 107 ÷ 73 = 1 remainder 34 |
| 3 | 73 ÷ 34 = 2 remainder 5 |
| 4 | 34 ÷ 5 = 6 remainder 4 |
| 5 | 5 ÷ 4 = 1 remainder 1 |
| 6 | 4 ÷ 1 = 4 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 38 and 37 | 1406 |
| 25 and 104 | 2600 |
| 159 and 145 | 23055 |
| 164 and 81 | 13284 |
| 126 and 20 | 1260 |