Least Common Multiple (LCM) of 58 and 79
The least common multiple (LCM) of 58 and 79 is 4582.
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 58 and 79?
First, calculate the GCD of 58 and 79 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 58 ÷ 79 = 0 remainder 58 |
| 2 | 79 ÷ 58 = 1 remainder 21 |
| 3 | 58 ÷ 21 = 2 remainder 16 |
| 4 | 21 ÷ 16 = 1 remainder 5 |
| 5 | 16 ÷ 5 = 3 remainder 1 |
| 6 | 5 ÷ 1 = 5 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 180 and 100 | 900 |
| 96 and 155 | 14880 |
| 71 and 28 | 1988 |
| 144 and 109 | 15696 |
| 50 and 18 | 450 |