Least Common Multiple (LCM) of 79 and 135
The least common multiple (LCM) of 79 and 135 is 10665.
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 135?
First, calculate the GCD of 79 and 135 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 79 ÷ 135 = 0 remainder 79 |
| 2 | 135 ÷ 79 = 1 remainder 56 |
| 3 | 79 ÷ 56 = 1 remainder 23 |
| 4 | 56 ÷ 23 = 2 remainder 10 |
| 5 | 23 ÷ 10 = 2 remainder 3 |
| 6 | 10 ÷ 3 = 3 remainder 1 |
| 7 | 3 ÷ 1 = 3 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 18 and 128 | 1152 |
| 156 and 185 | 28860 |
| 198 and 81 | 1782 |
| 177 and 177 | 177 |
| 75 and 98 | 7350 |