Least Common Multiple (LCM) of 177 and 143
The least common multiple (LCM) of 177 and 143 is 25311.
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 177 and 143?
First, calculate the GCD of 177 and 143 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 177 ÷ 143 = 1 remainder 34 |
| 2 | 143 ÷ 34 = 4 remainder 7 |
| 3 | 34 ÷ 7 = 4 remainder 6 |
| 4 | 7 ÷ 6 = 1 remainder 1 |
| 5 | 6 ÷ 1 = 6 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 62 and 31 | 62 |
| 132 and 191 | 25212 |
| 100 and 146 | 7300 |
| 21 and 84 | 84 |
| 191 and 105 | 20055 |