Least Common Multiple (LCM) of 86 and 97
The least common multiple (LCM) of 86 and 97 is 8342.
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 86 and 97?
First, calculate the GCD of 86 and 97 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 86 ÷ 97 = 0 remainder 86 |
| 2 | 97 ÷ 86 = 1 remainder 11 |
| 3 | 86 ÷ 11 = 7 remainder 9 |
| 4 | 11 ÷ 9 = 1 remainder 2 |
| 5 | 9 ÷ 2 = 4 remainder 1 |
| 6 | 2 ÷ 1 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 83 and 47 | 3901 |
| 154 and 26 | 2002 |
| 190 and 162 | 15390 |
| 150 and 162 | 4050 |
| 77 and 39 | 3003 |