490561 divided by 1 
Let's see how many times 1 fits into 490561.

Advancing to step 1:
1 can be fit into 4 4 times, resulting in a remainder of 0.
Write down 4 as next digit of the result. 
Result so far: 4.0
Subtract 4 from 4 to get 0.
Fetch the next digit (9) from the dividend, attach it to 0 and continue: 9 / 1

On to step 2:
The number 1 fits into 9 9 times, leaving a remainder of 0.
Use 9 as the next digit of our solution. 
Result so far: 49.0
If we subtract 9 from 9, we get 0.
Include the next digit (0) from the dividend after 0, then repeat: 0 / 1

Step 3:
When dividing 0 by 1, we get 0 with a remainder of 0.
Put 0 as the next digit of the answer. 
Result so far: 490.0
The remainder is 0 after subtracting 0 from 0.
Fetch the next digit (5) from the dividend, attach it to 0 and continue: 5 / 1

Step 4:
1 goes into 5 5 times with a remainder of 0.
The next digit of our result is 5. 
Result so far: 4905.0
If we subtract 5 from 5, we get 0.
Bring next digit (6) of the dividend behind the 0 and repeat the process: 6 / 1

On to step 5:
1 can be fit into 6 6 times, resulting in a remainder of 0.
Put 6 as the next digit of the answer. 
Result so far: 49056.0
If we subtract 6 from 6, we get 0.
Fetch the next digit (1) from the dividend, attach it to 0 and continue: 1 / 1

On to step 6:
The number 1 fits into 1 1 times, leaving a remainder of 0.
The number 1 becomes the next digit in our result. 
Result so far: 490561.0
If we take 1 away from 1, we end up with 0.
Since there are no more digits in the dividend, we add a zero to the remainder making it 0, and continue the process.

Let's proceed to step 7:
1 goes into 0 0 times with a remainder of 0.
Use 0 as the next digit of our solution. 
Result so far: 490561.0
If we subtract 0 from 0, we get 0.
Since there are no more digits in the dividend, we add a zero to the remainder making it 0, and continue the process.

Going ahead to step 8:
0 divided by 1 is 0 with a remainder of 0.
Record the quotient 0 as the next digit in the result. 
Result so far: 490561.0
Subtract 0 from 0 to get 0.
Since there are no more digits in the dividend, we add a zero to the remainder making it 0, and continue the process.

The final result is 490561.0 with a remainder of 0.0.