Least Common Multiple (LCM) of 16 and 143
The least common multiple (LCM) of 16 and 143 is 2288.
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 16 and 143?
First, calculate the GCD of 16 and 143 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 16 ÷ 143 = 0 remainder 16 |
| 2 | 143 ÷ 16 = 8 remainder 15 |
| 3 | 16 ÷ 15 = 1 remainder 1 |
| 4 | 15 ÷ 1 = 15 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 113 and 13 | 1469 |
| 179 and 129 | 23091 |
| 172 and 69 | 11868 |
| 140 and 32 | 1120 |
| 172 and 40 | 1720 |