Least Common Multiple (LCM) of 163 and 64
The least common multiple (LCM) of 163 and 64 is 10432.
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 163 and 64?
First, calculate the GCD of 163 and 64 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 163 ÷ 64 = 2 remainder 35 |
| 2 | 64 ÷ 35 = 1 remainder 29 |
| 3 | 35 ÷ 29 = 1 remainder 6 |
| 4 | 29 ÷ 6 = 4 remainder 5 |
| 5 | 6 ÷ 5 = 1 remainder 1 |
| 6 | 5 ÷ 1 = 5 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 68 and 142 | 4828 |
| 49 and 189 | 1323 |
| 130 and 25 | 650 |
| 169 and 30 | 5070 |
| 17 and 129 | 2193 |