Least Common Multiple (LCM) of 173 and 69
The least common multiple (LCM) of 173 and 69 is 11937.
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 69?
First, calculate the GCD of 173 and 69 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 173 ÷ 69 = 2 remainder 35 |
| 2 | 69 ÷ 35 = 1 remainder 34 |
| 3 | 35 ÷ 34 = 1 remainder 1 |
| 4 | 34 ÷ 1 = 34 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 138 and 45 | 2070 |
| 200 and 19 | 3800 |
| 163 and 69 | 11247 |
| 115 and 97 | 11155 |
| 112 and 104 | 1456 |