Least Common Multiple (LCM) of 57 and 48
The least common multiple (LCM) of 57 and 48 is 912.
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 57 and 48?
First, calculate the GCD of 57 and 48 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 57 ÷ 48 = 1 remainder 9 |
| 2 | 48 ÷ 9 = 5 remainder 3 |
| 3 | 9 ÷ 3 = 3 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 141 and 140 | 19740 |
| 178 and 47 | 8366 |
| 136 and 34 | 136 |
| 183 and 177 | 10797 |
| 71 and 78 | 5538 |