Least Common Multiple (LCM) of 123 and 112
The least common multiple (LCM) of 123 and 112 is 13776.
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 112?
First, calculate the GCD of 123 and 112 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 123 ÷ 112 = 1 remainder 11 |
| 2 | 112 ÷ 11 = 10 remainder 2 |
| 3 | 11 ÷ 2 = 5 remainder 1 |
| 4 | 2 ÷ 1 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 177 and 26 | 4602 |
| 105 and 171 | 5985 |
| 103 and 63 | 6489 |
| 145 and 137 | 19865 |
| 53 and 39 | 2067 |