Least Common Multiple (LCM) of 173 and 159
The least common multiple (LCM) of 173 and 159 is 27507.
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 159?
First, calculate the GCD of 173 and 159 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 173 ÷ 159 = 1 remainder 14 |
| 2 | 159 ÷ 14 = 11 remainder 5 |
| 3 | 14 ÷ 5 = 2 remainder 4 |
| 4 | 5 ÷ 4 = 1 remainder 1 |
| 5 | 4 ÷ 1 = 4 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 166 and 193 | 32038 |
| 21 and 191 | 4011 |
| 25 and 20 | 100 |
| 169 and 178 | 30082 |
| 50 and 90 | 450 |