Least Common Multiple (LCM) of 82 and 28
The least common multiple (LCM) of 82 and 28 is 1148.
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 82 and 28?
First, calculate the GCD of 82 and 28 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 82 ÷ 28 = 2 remainder 26 |
| 2 | 28 ÷ 26 = 1 remainder 2 |
| 3 | 26 ÷ 2 = 13 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 50 and 21 | 1050 |
| 189 and 57 | 3591 |
| 100 and 93 | 9300 |
| 128 and 111 | 14208 |
| 117 and 180 | 2340 |