Least Common Multiple (LCM) of 160 and 57
The least common multiple (LCM) of 160 and 57 is 9120.
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 160 and 57?
First, calculate the GCD of 160 and 57 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 160 ÷ 57 = 2 remainder 46 |
| 2 | 57 ÷ 46 = 1 remainder 11 |
| 3 | 46 ÷ 11 = 4 remainder 2 |
| 4 | 11 ÷ 2 = 5 remainder 1 |
| 5 | 2 ÷ 1 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 189 and 86 | 16254 |
| 128 and 199 | 25472 |
| 94 and 187 | 17578 |
| 116 and 74 | 4292 |
| 150 and 162 | 4050 |