Least Common Multiple (LCM) of 169 and 118
The least common multiple (LCM) of 169 and 118 is 19942.
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 118?
First, calculate the GCD of 169 and 118 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 169 ÷ 118 = 1 remainder 51 |
| 2 | 118 ÷ 51 = 2 remainder 16 |
| 3 | 51 ÷ 16 = 3 remainder 3 |
| 4 | 16 ÷ 3 = 5 remainder 1 |
| 5 | 3 ÷ 1 = 3 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 140 and 184 | 6440 |
| 76 and 199 | 15124 |
| 173 and 25 | 4325 |
| 117 and 78 | 234 |
| 164 and 190 | 15580 |