Least Common Multiple (LCM) of 145 and 63
The least common multiple (LCM) of 145 and 63 is 9135.
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 145 and 63?
First, calculate the GCD of 145 and 63 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 145 ÷ 63 = 2 remainder 19 |
| 2 | 63 ÷ 19 = 3 remainder 6 |
| 3 | 19 ÷ 6 = 3 remainder 1 |
| 4 | 6 ÷ 1 = 6 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 178 and 84 | 7476 |
| 104 and 139 | 14456 |
| 91 and 161 | 2093 |
| 13 and 196 | 2548 |
| 80 and 149 | 11920 |