Least Common Multiple (LCM) of 98 and 54
The least common multiple (LCM) of 98 and 54 is 2646.
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 98 and 54?
First, calculate the GCD of 98 and 54 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 98 ÷ 54 = 1 remainder 44 |
| 2 | 54 ÷ 44 = 1 remainder 10 |
| 3 | 44 ÷ 10 = 4 remainder 4 |
| 4 | 10 ÷ 4 = 2 remainder 2 |
| 5 | 4 ÷ 2 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 196 and 60 | 2940 |
| 144 and 145 | 20880 |
| 182 and 91 | 182 |
| 181 and 150 | 27150 |
| 74 and 147 | 10878 |