Least Common Multiple (LCM) of 98 and 191
The least common multiple (LCM) of 98 and 191 is 18718.
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 191?
First, calculate the GCD of 98 and 191 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 98 ÷ 191 = 0 remainder 98 |
| 2 | 191 ÷ 98 = 1 remainder 93 |
| 3 | 98 ÷ 93 = 1 remainder 5 |
| 4 | 93 ÷ 5 = 18 remainder 3 |
| 5 | 5 ÷ 3 = 1 remainder 2 |
| 6 | 3 ÷ 2 = 1 remainder 1 |
| 7 | 2 ÷ 1 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 90 and 145 | 2610 |
| 183 and 43 | 7869 |
| 182 and 163 | 29666 |
| 143 and 166 | 23738 |
| 79 and 146 | 11534 |