Least Common Multiple (LCM) of 14 and 66
The least common multiple (LCM) of 14 and 66 is 462.
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 14 and 66?
First, calculate the GCD of 14 and 66 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 14 ÷ 66 = 0 remainder 14 |
| 2 | 66 ÷ 14 = 4 remainder 10 |
| 3 | 14 ÷ 10 = 1 remainder 4 |
| 4 | 10 ÷ 4 = 2 remainder 2 |
| 5 | 4 ÷ 2 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 57 and 109 | 6213 |
| 114 and 61 | 6954 |
| 123 and 73 | 8979 |
| 143 and 37 | 5291 |
| 164 and 156 | 6396 |