Least Common Multiple (LCM) of 83 and 101
The least common multiple (LCM) of 83 and 101 is 8383.
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 83 and 101?
First, calculate the GCD of 83 and 101 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 83 ÷ 101 = 0 remainder 83 |
| 2 | 101 ÷ 83 = 1 remainder 18 |
| 3 | 83 ÷ 18 = 4 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 |
|---|---|
| 108 and 120 | 1080 |
| 191 and 102 | 19482 |
| 160 and 117 | 18720 |
| 189 and 33 | 2079 |
| 147 and 156 | 7644 |