Least Common Multiple (LCM) of 85 and 191
The least common multiple (LCM) of 85 and 191 is 16235.
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 191?
First, calculate the GCD of 85 and 191 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 85 ÷ 191 = 0 remainder 85 |
| 2 | 191 ÷ 85 = 2 remainder 21 |
| 3 | 85 ÷ 21 = 4 remainder 1 |
| 4 | 21 ÷ 1 = 21 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 87 and 39 | 1131 |
| 193 and 127 | 24511 |
| 155 and 44 | 6820 |
| 82 and 76 | 3116 |
| 200 and 179 | 35800 |