Least Common Multiple (LCM) of 89 and 156
The least common multiple (LCM) of 89 and 156 is 13884.
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 89 and 156?
First, calculate the GCD of 89 and 156 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 89 ÷ 156 = 0 remainder 89 |
| 2 | 156 ÷ 89 = 1 remainder 67 |
| 3 | 89 ÷ 67 = 1 remainder 22 |
| 4 | 67 ÷ 22 = 3 remainder 1 |
| 5 | 22 ÷ 1 = 22 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 100 and 21 | 2100 |
| 162 and 159 | 8586 |
| 12 and 149 | 1788 |
| 78 and 140 | 5460 |
| 49 and 141 | 6909 |