Least Common Multiple (LCM) of 105 and 32
The least common multiple (LCM) of 105 and 32 is 3360.
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 105 and 32?
First, calculate the GCD of 105 and 32 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 105 ÷ 32 = 3 remainder 9 |
| 2 | 32 ÷ 9 = 3 remainder 5 |
| 3 | 9 ÷ 5 = 1 remainder 4 |
| 4 | 5 ÷ 4 = 1 remainder 1 |
| 5 | 4 ÷ 1 = 4 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 162 and 136 | 11016 |
| 98 and 120 | 5880 |
| 149 and 127 | 18923 |
| 126 and 109 | 13734 |
| 84 and 200 | 4200 |