Least Common Multiple (LCM) of 49 and 86
The least common multiple (LCM) of 49 and 86 is 4214.
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 49 and 86?
First, calculate the GCD of 49 and 86 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 49 ÷ 86 = 0 remainder 49 |
| 2 | 86 ÷ 49 = 1 remainder 37 |
| 3 | 49 ÷ 37 = 1 remainder 12 |
| 4 | 37 ÷ 12 = 3 remainder 1 |
| 5 | 12 ÷ 1 = 12 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 103 and 37 | 3811 |
| 129 and 10 | 1290 |
| 164 and 97 | 15908 |
| 179 and 89 | 15931 |
| 160 and 149 | 23840 |