Least Common Multiple (LCM) of 177 and 105
The least common multiple (LCM) of 177 and 105 is 6195.
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 177 and 105?
First, calculate the GCD of 177 and 105 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 177 ÷ 105 = 1 remainder 72 |
| 2 | 105 ÷ 72 = 1 remainder 33 |
| 3 | 72 ÷ 33 = 2 remainder 6 |
| 4 | 33 ÷ 6 = 5 remainder 3 |
| 5 | 6 ÷ 3 = 2 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 143 and 145 | 20735 |
| 147 and 62 | 9114 |
| 131 and 85 | 11135 |
| 142 and 200 | 14200 |
| 20 and 115 | 460 |