Least Common Multiple (LCM) of 47 and 114
The least common multiple (LCM) of 47 and 114 is 5358.
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 114?
First, calculate the GCD of 47 and 114 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 47 ÷ 114 = 0 remainder 47 |
| 2 | 114 ÷ 47 = 2 remainder 20 |
| 3 | 47 ÷ 20 = 2 remainder 7 |
| 4 | 20 ÷ 7 = 2 remainder 6 |
| 5 | 7 ÷ 6 = 1 remainder 1 |
| 6 | 6 ÷ 1 = 6 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 149 and 144 | 21456 |
| 113 and 14 | 1582 |
| 71 and 29 | 2059 |
| 57 and 46 | 2622 |
| 170 and 72 | 6120 |