Least Common Multiple (LCM) of 163 and 124
The least common multiple (LCM) of 163 and 124 is 20212.
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 124?
First, calculate the GCD of 163 and 124 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 163 ÷ 124 = 1 remainder 39 |
| 2 | 124 ÷ 39 = 3 remainder 7 |
| 3 | 39 ÷ 7 = 5 remainder 4 |
| 4 | 7 ÷ 4 = 1 remainder 3 |
| 5 | 4 ÷ 3 = 1 remainder 1 |
| 6 | 3 ÷ 1 = 3 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 194 and 27 | 5238 |
| 59 and 128 | 7552 |
| 123 and 197 | 24231 |
| 124 and 49 | 6076 |
| 29 and 58 | 58 |