Least Common Multiple (LCM) of 128 and 164
The least common multiple (LCM) of 128 and 164 is 5248.
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 128 and 164?
First, calculate the GCD of 128 and 164 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 128 ÷ 164 = 0 remainder 128 |
| 2 | 164 ÷ 128 = 1 remainder 36 |
| 3 | 128 ÷ 36 = 3 remainder 20 |
| 4 | 36 ÷ 20 = 1 remainder 16 |
| 5 | 20 ÷ 16 = 1 remainder 4 |
| 6 | 16 ÷ 4 = 4 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 63 and 172 | 10836 |
| 49 and 176 | 8624 |
| 99 and 107 | 10593 |
| 160 and 162 | 12960 |
| 169 and 165 | 27885 |