Least Common Multiple (LCM) of 196 and 144
The least common multiple (LCM) of 196 and 144 is 7056.
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 196 and 144?
First, calculate the GCD of 196 and 144 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 196 ÷ 144 = 1 remainder 52 |
| 2 | 144 ÷ 52 = 2 remainder 40 |
| 3 | 52 ÷ 40 = 1 remainder 12 |
| 4 | 40 ÷ 12 = 3 remainder 4 |
| 5 | 12 ÷ 4 = 3 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 157 and 172 | 27004 |
| 28 and 96 | 672 |
| 71 and 112 | 7952 |
| 58 and 50 | 1450 |
| 173 and 69 | 11937 |