Least Common Multiple (LCM) of 98 and 145
The least common multiple (LCM) of 98 and 145 is 14210.
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 145?
First, calculate the GCD of 98 and 145 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 98 ÷ 145 = 0 remainder 98 |
| 2 | 145 ÷ 98 = 1 remainder 47 |
| 3 | 98 ÷ 47 = 2 remainder 4 |
| 4 | 47 ÷ 4 = 11 remainder 3 |
| 5 | 4 ÷ 3 = 1 remainder 1 |
| 6 | 3 ÷ 1 = 3 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 110 and 189 | 20790 |
| 77 and 34 | 2618 |
| 197 and 146 | 28762 |
| 170 and 51 | 510 |
| 63 and 25 | 1575 |