Least Common Multiple (LCM) of 47 and 190
The least common multiple (LCM) of 47 and 190 is 8930.
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 47 and 190?
First, calculate the GCD of 47 and 190 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 47 ÷ 190 = 0 remainder 47 |
| 2 | 190 ÷ 47 = 4 remainder 2 |
| 3 | 47 ÷ 2 = 23 remainder 1 |
| 4 | 2 ÷ 1 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 159 and 78 | 4134 |
| 12 and 123 | 492 |
| 80 and 135 | 2160 |
| 31 and 191 | 5921 |
| 58 and 21 | 1218 |