Least Common Multiple (LCM) of 188 and 163
The least common multiple (LCM) of 188 and 163 is 30644.
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 188 and 163?
First, calculate the GCD of 188 and 163 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 188 ÷ 163 = 1 remainder 25 |
| 2 | 163 ÷ 25 = 6 remainder 13 |
| 3 | 25 ÷ 13 = 1 remainder 12 |
| 4 | 13 ÷ 12 = 1 remainder 1 |
| 5 | 12 ÷ 1 = 12 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 60 and 65 | 780 |
| 80 and 123 | 9840 |
| 19 and 169 | 3211 |
| 21 and 47 | 987 |
| 77 and 120 | 9240 |