Least Common Multiple (LCM) of 55 and 163
The least common multiple (LCM) of 55 and 163 is 8965.
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 55 and 163?
First, calculate the GCD of 55 and 163 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 55 ÷ 163 = 0 remainder 55 |
| 2 | 163 ÷ 55 = 2 remainder 53 |
| 3 | 55 ÷ 53 = 1 remainder 2 |
| 4 | 53 ÷ 2 = 26 remainder 1 |
| 5 | 2 ÷ 1 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 117 and 43 | 5031 |
| 71 and 93 | 6603 |
| 130 and 181 | 23530 |
| 65 and 79 | 5135 |
| 63 and 143 | 9009 |