Least Common Multiple (LCM) of 85 and 37
The least common multiple (LCM) of 85 and 37 is 3145.
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 37?
First, calculate the GCD of 85 and 37 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 85 ÷ 37 = 2 remainder 11 |
| 2 | 37 ÷ 11 = 3 remainder 4 |
| 3 | 11 ÷ 4 = 2 remainder 3 |
| 4 | 4 ÷ 3 = 1 remainder 1 |
| 5 | 3 ÷ 1 = 3 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 142 and 153 | 21726 |
| 139 and 58 | 8062 |
| 113 and 15 | 1695 |
| 106 and 168 | 8904 |
| 42 and 18 | 126 |