Least Common Multiple (LCM) of 84 and 159
The least common multiple (LCM) of 84 and 159 is 4452.
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 84 and 159?
First, calculate the GCD of 84 and 159 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 84 ÷ 159 = 0 remainder 84 |
| 2 | 159 ÷ 84 = 1 remainder 75 |
| 3 | 84 ÷ 75 = 1 remainder 9 |
| 4 | 75 ÷ 9 = 8 remainder 3 |
| 5 | 9 ÷ 3 = 3 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 191 and 120 | 22920 |
| 42 and 148 | 3108 |
| 174 and 153 | 8874 |
| 103 and 17 | 1751 |
| 146 and 164 | 11972 |