Least Common Multiple (LCM) of 143 and 141
The least common multiple (LCM) of 143 and 141 is 20163.
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 143 and 141?
First, calculate the GCD of 143 and 141 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 143 ÷ 141 = 1 remainder 2 |
| 2 | 141 ÷ 2 = 70 remainder 1 |
| 3 | 2 ÷ 1 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 140 and 189 | 3780 |
| 160 and 122 | 9760 |
| 22 and 123 | 2706 |
| 153 and 198 | 3366 |
| 18 and 24 | 72 |