Least Common Multiple (LCM) of 123 and 106
The least common multiple (LCM) of 123 and 106 is 13038.
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 123 and 106?
First, calculate the GCD of 123 and 106 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 123 ÷ 106 = 1 remainder 17 |
| 2 | 106 ÷ 17 = 6 remainder 4 |
| 3 | 17 ÷ 4 = 4 remainder 1 |
| 4 | 4 ÷ 1 = 4 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 181 and 89 | 16109 |
| 21 and 191 | 4011 |
| 148 and 48 | 1776 |
| 130 and 90 | 1170 |
| 95 and 24 | 2280 |