Least Common Multiple (LCM) of 98 and 163
The least common multiple (LCM) of 98 and 163 is 15974.
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 163?
First, calculate the GCD of 98 and 163 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 98 ÷ 163 = 0 remainder 98 |
| 2 | 163 ÷ 98 = 1 remainder 65 |
| 3 | 98 ÷ 65 = 1 remainder 33 |
| 4 | 65 ÷ 33 = 1 remainder 32 |
| 5 | 33 ÷ 32 = 1 remainder 1 |
| 6 | 32 ÷ 1 = 32 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 196 and 172 | 8428 |
| 51 and 91 | 4641 |
| 81 and 41 | 3321 |
| 129 and 50 | 6450 |
| 140 and 160 | 1120 |