Least Common Multiple (LCM) of 175 and 89
The least common multiple (LCM) of 175 and 89 is 15575.
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 175 and 89?
First, calculate the GCD of 175 and 89 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 175 ÷ 89 = 1 remainder 86 |
| 2 | 89 ÷ 86 = 1 remainder 3 |
| 3 | 86 ÷ 3 = 28 remainder 2 |
| 4 | 3 ÷ 2 = 1 remainder 1 |
| 5 | 2 ÷ 1 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 70 and 76 | 2660 |
| 64 and 138 | 4416 |
| 117 and 82 | 9594 |
| 131 and 65 | 8515 |
| 18 and 187 | 3366 |