Least Common Multiple (LCM) of 25 and 67
The least common multiple (LCM) of 25 and 67 is 1675.
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 25 and 67?
First, calculate the GCD of 25 and 67 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 25 ÷ 67 = 0 remainder 25 |
| 2 | 67 ÷ 25 = 2 remainder 17 |
| 3 | 25 ÷ 17 = 1 remainder 8 |
| 4 | 17 ÷ 8 = 2 remainder 1 |
| 5 | 8 ÷ 1 = 8 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 41 and 39 | 1599 |
| 38 and 129 | 4902 |
| 48 and 166 | 3984 |
| 45 and 121 | 5445 |
| 60 and 79 | 4740 |