Least Common Multiple (LCM) of 65 and 83
The least common multiple (LCM) of 65 and 83 is 5395.
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 83?
First, calculate the GCD of 65 and 83 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 65 ÷ 83 = 0 remainder 65 |
| 2 | 83 ÷ 65 = 1 remainder 18 |
| 3 | 65 ÷ 18 = 3 remainder 11 |
| 4 | 18 ÷ 11 = 1 remainder 7 |
| 5 | 11 ÷ 7 = 1 remainder 4 |
| 6 | 7 ÷ 4 = 1 remainder 3 |
| 7 | 4 ÷ 3 = 1 remainder 1 |
| 8 | 3 ÷ 1 = 3 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 145 and 26 | 3770 |
| 183 and 72 | 4392 |
| 83 and 152 | 12616 |
| 50 and 191 | 9550 |
| 135 and 110 | 2970 |