Least Common Multiple (LCM) of 56 and 32
The least common multiple (LCM) of 56 and 32 is 224.
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 56 and 32?
First, calculate the GCD of 56 and 32 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 56 ÷ 32 = 1 remainder 24 |
| 2 | 32 ÷ 24 = 1 remainder 8 |
| 3 | 24 ÷ 8 = 3 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 159 and 197 | 31323 |
| 130 and 150 | 1950 |
| 56 and 87 | 4872 |
| 137 and 12 | 1644 |
| 71 and 123 | 8733 |