Least Common Multiple (LCM) of 165 and 185
The least common multiple (LCM) of 165 and 185 is 6105.
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 165 and 185?
First, calculate the GCD of 165 and 185 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 165 ÷ 185 = 0 remainder 165 |
| 2 | 185 ÷ 165 = 1 remainder 20 |
| 3 | 165 ÷ 20 = 8 remainder 5 |
| 4 | 20 ÷ 5 = 4 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 145 and 72 | 10440 |
| 99 and 88 | 792 |
| 86 and 70 | 3010 |
| 45 and 128 | 5760 |
| 31 and 198 | 6138 |