Least Common Multiple (LCM) of 46 and 181
The least common multiple (LCM) of 46 and 181 is 8326.
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 46 and 181?
First, calculate the GCD of 46 and 181 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 46 ÷ 181 = 0 remainder 46 |
| 2 | 181 ÷ 46 = 3 remainder 43 |
| 3 | 46 ÷ 43 = 1 remainder 3 |
| 4 | 43 ÷ 3 = 14 remainder 1 |
| 5 | 3 ÷ 1 = 3 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 105 and 20 | 420 |
| 126 and 36 | 252 |
| 21 and 38 | 798 |
| 17 and 61 | 1037 |
| 102 and 118 | 6018 |