Least Common Multiple (LCM) of 175 and 81
The least common multiple (LCM) of 175 and 81 is 14175.
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 81?
First, calculate the GCD of 175 and 81 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 175 ÷ 81 = 2 remainder 13 |
| 2 | 81 ÷ 13 = 6 remainder 3 |
| 3 | 13 ÷ 3 = 4 remainder 1 |
| 4 | 3 ÷ 1 = 3 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 32 and 113 | 3616 |
| 28 and 44 | 308 |
| 17 and 13 | 221 |
| 188 and 199 | 37412 |
| 193 and 89 | 17177 |