Least Common Multiple (LCM) of 89 and 53
The least common multiple (LCM) of 89 and 53 is 4717.
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 53?
First, calculate the GCD of 89 and 53 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 89 ÷ 53 = 1 remainder 36 |
| 2 | 53 ÷ 36 = 1 remainder 17 |
| 3 | 36 ÷ 17 = 2 remainder 2 |
| 4 | 17 ÷ 2 = 8 remainder 1 |
| 5 | 2 ÷ 1 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 126 and 73 | 9198 |
| 53 and 51 | 2703 |
| 59 and 195 | 11505 |
| 180 and 29 | 5220 |
| 74 and 165 | 12210 |