Least Common Multiple (LCM) of 169 and 17
The least common multiple (LCM) of 169 and 17 is 2873.
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 169 and 17?
First, calculate the GCD of 169 and 17 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 169 ÷ 17 = 9 remainder 16 |
| 2 | 17 ÷ 16 = 1 remainder 1 |
| 3 | 16 ÷ 1 = 16 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 18 and 43 | 774 |
| 191 and 106 | 20246 |
| 145 and 161 | 23345 |
| 174 and 133 | 23142 |
| 82 and 200 | 8200 |