Least Common Multiple (LCM) of 49 and 75
The least common multiple (LCM) of 49 and 75 is 3675.
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 49 and 75?
First, calculate the GCD of 49 and 75 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 49 ÷ 75 = 0 remainder 49 |
| 2 | 75 ÷ 49 = 1 remainder 26 |
| 3 | 49 ÷ 26 = 1 remainder 23 |
| 4 | 26 ÷ 23 = 1 remainder 3 |
| 5 | 23 ÷ 3 = 7 remainder 2 |
| 6 | 3 ÷ 2 = 1 remainder 1 |
| 7 | 2 ÷ 1 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 135 and 197 | 26595 |
| 163 and 78 | 12714 |
| 32 and 26 | 416 |
| 101 and 191 | 19291 |
| 177 and 162 | 9558 |