Least Common Multiple (LCM) of 67 and 15
The least common multiple (LCM) of 67 and 15 is 1005.
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 67 and 15?
First, calculate the GCD of 67 and 15 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 67 ÷ 15 = 4 remainder 7 |
| 2 | 15 ÷ 7 = 2 remainder 1 |
| 3 | 7 ÷ 1 = 7 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 144 and 118 | 8496 |
| 167 and 90 | 15030 |
| 163 and 37 | 6031 |
| 160 and 93 | 14880 |
| 110 and 39 | 4290 |