Least Common Multiple (LCM) of 168 and 89
The least common multiple (LCM) of 168 and 89 is 14952.
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 168 and 89?
First, calculate the GCD of 168 and 89 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 168 ÷ 89 = 1 remainder 79 |
| 2 | 89 ÷ 79 = 1 remainder 10 |
| 3 | 79 ÷ 10 = 7 remainder 9 |
| 4 | 10 ÷ 9 = 1 remainder 1 |
| 5 | 9 ÷ 1 = 9 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 84 and 122 | 5124 |
| 109 and 114 | 12426 |
| 86 and 153 | 13158 |
| 170 and 84 | 7140 |
| 23 and 12 | 276 |