Least Common Multiple (LCM) of 65 and 147
The least common multiple (LCM) of 65 and 147 is 9555.
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 65 and 147?
First, calculate the GCD of 65 and 147 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 65 ÷ 147 = 0 remainder 65 |
| 2 | 147 ÷ 65 = 2 remainder 17 |
| 3 | 65 ÷ 17 = 3 remainder 14 |
| 4 | 17 ÷ 14 = 1 remainder 3 |
| 5 | 14 ÷ 3 = 4 remainder 2 |
| 6 | 3 ÷ 2 = 1 remainder 1 |
| 7 | 2 ÷ 1 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 179 and 171 | 30609 |
| 68 and 86 | 2924 |
| 38 and 79 | 3002 |
| 193 and 170 | 32810 |
| 139 and 98 | 13622 |