Least Common Multiple (LCM) of 89 and 33
The least common multiple (LCM) of 89 and 33 is 2937.
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 33?
First, calculate the GCD of 89 and 33 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 89 ÷ 33 = 2 remainder 23 |
| 2 | 33 ÷ 23 = 1 remainder 10 |
| 3 | 23 ÷ 10 = 2 remainder 3 |
| 4 | 10 ÷ 3 = 3 remainder 1 |
| 5 | 3 ÷ 1 = 3 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 157 and 39 | 6123 |
| 87 and 47 | 4089 |
| 168 and 85 | 14280 |
| 80 and 168 | 1680 |
| 92 and 57 | 5244 |