Least Common Multiple (LCM) of 174 and 128
The least common multiple (LCM) of 174 and 128 is 11136.
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 174 and 128?
First, calculate the GCD of 174 and 128 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 174 ÷ 128 = 1 remainder 46 |
| 2 | 128 ÷ 46 = 2 remainder 36 |
| 3 | 46 ÷ 36 = 1 remainder 10 |
| 4 | 36 ÷ 10 = 3 remainder 6 |
| 5 | 10 ÷ 6 = 1 remainder 4 |
| 6 | 6 ÷ 4 = 1 remainder 2 |
| 7 | 4 ÷ 2 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 133 and 168 | 3192 |
| 31 and 173 | 5363 |
| 117 and 37 | 4329 |
| 126 and 122 | 7686 |
| 96 and 117 | 3744 |