Least Common Multiple (LCM) of 86 and 179
The least common multiple (LCM) of 86 and 179 is 15394.
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 179?
First, calculate the GCD of 86 and 179 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 86 ÷ 179 = 0 remainder 86 |
| 2 | 179 ÷ 86 = 2 remainder 7 |
| 3 | 86 ÷ 7 = 12 remainder 2 |
| 4 | 7 ÷ 2 = 3 remainder 1 |
| 5 | 2 ÷ 1 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 138 and 115 | 690 |
| 129 and 145 | 18705 |
| 128 and 179 | 22912 |
| 180 and 88 | 3960 |
| 11 and 170 | 1870 |