Least Common Multiple (LCM) of 173 and 168
The least common multiple (LCM) of 173 and 168 is 29064.
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 173 and 168?
First, calculate the GCD of 173 and 168 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 173 ÷ 168 = 1 remainder 5 |
| 2 | 168 ÷ 5 = 33 remainder 3 |
| 3 | 5 ÷ 3 = 1 remainder 2 |
| 4 | 3 ÷ 2 = 1 remainder 1 |
| 5 | 2 ÷ 1 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 163 and 173 | 28199 |
| 191 and 70 | 13370 |
| 111 and 84 | 3108 |
| 128 and 20 | 640 |
| 74 and 199 | 14726 |