Least Common Multiple (LCM) of 79 and 85
The least common multiple (LCM) of 79 and 85 is 6715.
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 85?
First, calculate the GCD of 79 and 85 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 79 ÷ 85 = 0 remainder 79 |
| 2 | 85 ÷ 79 = 1 remainder 6 |
| 3 | 79 ÷ 6 = 13 remainder 1 |
| 4 | 6 ÷ 1 = 6 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 150 and 74 | 5550 |
| 39 and 23 | 897 |
| 54 and 116 | 3132 |
| 50 and 110 | 550 |
| 167 and 107 | 17869 |