Least Common Multiple (LCM) of 173 and 156
The least common multiple (LCM) of 173 and 156 is 26988.
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 156?
First, calculate the GCD of 173 and 156 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 173 ÷ 156 = 1 remainder 17 |
| 2 | 156 ÷ 17 = 9 remainder 3 |
| 3 | 17 ÷ 3 = 5 remainder 2 |
| 4 | 3 ÷ 2 = 1 remainder 1 |
| 5 | 2 ÷ 1 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 123 and 86 | 10578 |
| 129 and 48 | 2064 |
| 156 and 173 | 26988 |
| 131 and 144 | 18864 |
| 106 and 92 | 4876 |