Least Common Multiple (LCM) of 12 and 122
The least common multiple (LCM) of 12 and 122 is 732.
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 12 and 122?
First, calculate the GCD of 12 and 122 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 12 ÷ 122 = 0 remainder 12 |
| 2 | 122 ÷ 12 = 10 remainder 2 |
| 3 | 12 ÷ 2 = 6 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 75 and 149 | 11175 |
| 196 and 166 | 16268 |
| 131 and 23 | 3013 |
| 15 and 178 | 2670 |
| 116 and 128 | 3712 |