Least Common Multiple (LCM) of 73 and 84
The least common multiple (LCM) of 73 and 84 is 6132.
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 84?
First, calculate the GCD of 73 and 84 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 73 ÷ 84 = 0 remainder 73 |
| 2 | 84 ÷ 73 = 1 remainder 11 |
| 3 | 73 ÷ 11 = 6 remainder 7 |
| 4 | 11 ÷ 7 = 1 remainder 4 |
| 5 | 7 ÷ 4 = 1 remainder 3 |
| 6 | 4 ÷ 3 = 1 remainder 1 |
| 7 | 3 ÷ 1 = 3 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 191 and 175 | 33425 |
| 57 and 174 | 3306 |
| 153 and 36 | 612 |
| 190 and 52 | 4940 |
| 192 and 151 | 28992 |