Least Common Multiple (LCM) of 73 and 168
The least common multiple (LCM) of 73 and 168 is 12264.
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 168?
First, calculate the GCD of 73 and 168 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 73 ÷ 168 = 0 remainder 73 |
| 2 | 168 ÷ 73 = 2 remainder 22 |
| 3 | 73 ÷ 22 = 3 remainder 7 |
| 4 | 22 ÷ 7 = 3 remainder 1 |
| 5 | 7 ÷ 1 = 7 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 104 and 161 | 16744 |
| 63 and 158 | 9954 |
| 166 and 79 | 13114 |
| 151 and 156 | 23556 |
| 57 and 115 | 6555 |