Least Common Multiple (LCM) of 99 and 166
The least common multiple (LCM) of 99 and 166 is 16434.
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 99 and 166?
First, calculate the GCD of 99 and 166 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 99 ÷ 166 = 0 remainder 99 |
| 2 | 166 ÷ 99 = 1 remainder 67 |
| 3 | 99 ÷ 67 = 1 remainder 32 |
| 4 | 67 ÷ 32 = 2 remainder 3 |
| 5 | 32 ÷ 3 = 10 remainder 2 |
| 6 | 3 ÷ 2 = 1 remainder 1 |
| 7 | 2 ÷ 1 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 143 and 49 | 7007 |
| 71 and 76 | 5396 |
| 169 and 21 | 3549 |
| 138 and 157 | 21666 |
| 38 and 45 | 1710 |