Least Common Multiple (LCM) of 90 and 163
The least common multiple (LCM) of 90 and 163 is 14670.
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 90 and 163?
First, calculate the GCD of 90 and 163 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 90 ÷ 163 = 0 remainder 90 |
| 2 | 163 ÷ 90 = 1 remainder 73 |
| 3 | 90 ÷ 73 = 1 remainder 17 |
| 4 | 73 ÷ 17 = 4 remainder 5 |
| 5 | 17 ÷ 5 = 3 remainder 2 |
| 6 | 5 ÷ 2 = 2 remainder 1 |
| 7 | 2 ÷ 1 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 104 and 116 | 3016 |
| 156 and 11 | 1716 |
| 141 and 43 | 6063 |
| 170 and 35 | 1190 |
| 170 and 96 | 8160 |