Least Common Multiple (LCM) of 107 and 123
The least common multiple (LCM) of 107 and 123 is 13161.
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 107 and 123?
First, calculate the GCD of 107 and 123 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 107 ÷ 123 = 0 remainder 107 |
| 2 | 123 ÷ 107 = 1 remainder 16 |
| 3 | 107 ÷ 16 = 6 remainder 11 |
| 4 | 16 ÷ 11 = 1 remainder 5 |
| 5 | 11 ÷ 5 = 2 remainder 1 |
| 6 | 5 ÷ 1 = 5 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 137 and 65 | 8905 |
| 118 and 34 | 2006 |
| 89 and 194 | 17266 |
| 140 and 85 | 2380 |
| 46 and 122 | 2806 |