Least Common Multiple (LCM) of 47 and 93
The least common multiple (LCM) of 47 and 93 is 4371.
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 93?
First, calculate the GCD of 47 and 93 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 47 ÷ 93 = 0 remainder 47 |
| 2 | 93 ÷ 47 = 1 remainder 46 |
| 3 | 47 ÷ 46 = 1 remainder 1 |
| 4 | 46 ÷ 1 = 46 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 103 and 78 | 8034 |
| 110 and 83 | 9130 |
| 139 and 118 | 16402 |
| 16 and 164 | 656 |
| 111 and 197 | 21867 |