Least Common Multiple (LCM) of 181 and 159
The least common multiple (LCM) of 181 and 159 is 28779.
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 181 and 159?
First, calculate the GCD of 181 and 159 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 181 ÷ 159 = 1 remainder 22 |
| 2 | 159 ÷ 22 = 7 remainder 5 |
| 3 | 22 ÷ 5 = 4 remainder 2 |
| 4 | 5 ÷ 2 = 2 remainder 1 |
| 5 | 2 ÷ 1 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 123 and 40 | 4920 |
| 160 and 15 | 480 |
| 146 and 177 | 25842 |
| 92 and 103 | 9476 |
| 173 and 178 | 30794 |