Least Common Multiple (LCM) of 86 and 165
The least common multiple (LCM) of 86 and 165 is 14190.
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 165?
First, calculate the GCD of 86 and 165 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 86 ÷ 165 = 0 remainder 86 |
| 2 | 165 ÷ 86 = 1 remainder 79 |
| 3 | 86 ÷ 79 = 1 remainder 7 |
| 4 | 79 ÷ 7 = 11 remainder 2 |
| 5 | 7 ÷ 2 = 3 remainder 1 |
| 6 | 2 ÷ 1 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 88 and 128 | 1408 |
| 22 and 45 | 990 |
| 81 and 16 | 1296 |
| 64 and 113 | 7232 |
| 96 and 31 | 2976 |