Least Common Multiple (LCM) of 121 and 112
The least common multiple (LCM) of 121 and 112 is 13552.
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 121 and 112?
First, calculate the GCD of 121 and 112 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 121 ÷ 112 = 1 remainder 9 |
| 2 | 112 ÷ 9 = 12 remainder 4 |
| 3 | 9 ÷ 4 = 2 remainder 1 |
| 4 | 4 ÷ 1 = 4 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 142 and 142 | 142 |
| 97 and 17 | 1649 |
| 125 and 46 | 5750 |
| 120 and 80 | 240 |
| 120 and 51 | 2040 |