Least Common Multiple (LCM) of 85 and 145
The least common multiple (LCM) of 85 and 145 is 2465.
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 85 and 145?
First, calculate the GCD of 85 and 145 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 85 ÷ 145 = 0 remainder 85 |
| 2 | 145 ÷ 85 = 1 remainder 60 |
| 3 | 85 ÷ 60 = 1 remainder 25 |
| 4 | 60 ÷ 25 = 2 remainder 10 |
| 5 | 25 ÷ 10 = 2 remainder 5 |
| 6 | 10 ÷ 5 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 97 and 163 | 15811 |
| 148 and 160 | 5920 |
| 191 and 106 | 20246 |
| 158 and 63 | 9954 |
| 110 and 127 | 13970 |