Least Common Multiple (LCM) of 53 and 163
The least common multiple (LCM) of 53 and 163 is 8639.
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 53 and 163?
First, calculate the GCD of 53 and 163 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 53 ÷ 163 = 0 remainder 53 |
| 2 | 163 ÷ 53 = 3 remainder 4 |
| 3 | 53 ÷ 4 = 13 remainder 1 |
| 4 | 4 ÷ 1 = 4 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 135 and 17 | 2295 |
| 33 and 87 | 957 |
| 78 and 70 | 2730 |
| 72 and 63 | 504 |
| 196 and 156 | 7644 |