Least Common Multiple (LCM) of 79 and 111
The least common multiple (LCM) of 79 and 111 is 8769.
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 79 and 111?
First, calculate the GCD of 79 and 111 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 79 ÷ 111 = 0 remainder 79 |
| 2 | 111 ÷ 79 = 1 remainder 32 |
| 3 | 79 ÷ 32 = 2 remainder 15 |
| 4 | 32 ÷ 15 = 2 remainder 2 |
| 5 | 15 ÷ 2 = 7 remainder 1 |
| 6 | 2 ÷ 1 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 76 and 80 | 1520 |
| 53 and 132 | 6996 |
| 94 and 130 | 6110 |
| 168 and 158 | 13272 |
| 42 and 172 | 3612 |