We divide 573519 by 81
We want to figure out the number of times 573519 can be divided by 81.

Advancing to step 1:
If we divide 5 by 81, we get 0 and a remainder of 5.
Write down 0 as next digit of the result. 
Result so far: 0.0
Subtracting 0 from 5 leaves us with 5.
Append the next digit (7) from the dividend to 5 and continue with: 57 / 81

Step 2:
81 can be fit into 57 0 times, resulting in a remainder of 57.
Write down 0 as next digit of the result. 
Result so far: 0.0
Subtracting 0 from 57 leaves us with 57.
Bring next digit (3) of the dividend behind the 57 and repeat the process: 573 / 81

Let's proceed to step 3:
81 can be fit into 573 7 times, resulting in a remainder of 6.
Write down 7 as next digit of the result. 
Result so far: 7.0
Subtracting 567 from 573 leaves us with 6.
Append the next digit (5) from the dividend to 6 and continue with: 65 / 81

Step 4:
When dividing 65 by 81, we get 0 with a remainder of 65.
Write down 0 as next digit of the result. 
Result so far: 70.0
Deduct 0 from 65 and we're left with 65.
Bring next digit (1) of the dividend behind the 65 and repeat the process: 651 / 81

Step 5:
If we divide 651 by 81, we get 8 and a remainder of 3.
The next digit of our result is 8. 
Result so far: 708.0
Subtracting 648 from 651 leaves us with 3.
Grab the next digit (9) from the dividend, add it to 3, then carry on: 39 / 81

Step 6:
When dividing 39 by 81, we get 0 with a remainder of 39.
The number 0 becomes the next digit in our result. 
Result so far: 7080.0
If we take 0 away from 39, we end up with 39.
Since there are no more digits in the dividend, we add a zero to the remainder making it 390, and continue the process.

Advancing to step 7:
81 goes into 390 4 times with a remainder of 66.
Write down 4 as next digit of the result. 
Result so far: 7080.4
If we subtract 324 from 390, we get 66.
Since there are no more digits in the dividend, we add a zero to the remainder making it 660, and continue the process.

Advancing to step 8:
The number 81 fits into 660 8 times, leaving a remainder of 12.
The number 8 becomes the next digit in our result. 
Result so far: 7080.48
Deduct 648 from 660 and we're left with 12.
Since there are no more digits in the dividend, we add a zero to the remainder making it 120, and continue the process.

Moving on to step 9:
If we divide 120 by 81, we get 1 and a remainder of 39.
The number 1 becomes the next digit in our result. 
Result so far: 7080.481
The remainder is 39 after subtracting 81 from 120.
Since there are no more digits in the dividend, we add a zero to the remainder making it 390, and continue the process.

Step 10:
When dividing 390 by 81, we get 4 with a remainder of 66.
The number 4 becomes the next digit in our result. 
Result so far: 7080.4814
The remainder is 66 after subtracting 324 from 390.
Since there are no more digits in the dividend, we add a zero to the remainder making it 660, and continue the process.

Step 11:
81 can be fit into 660 8 times, resulting in a remainder of 12.
Put 8 as the next digit of the answer. 
Result so far: 7080.48148
The remainder is 12 after subtracting 648 from 660.
Since there are no more digits in the dividend, we add a zero to the remainder making it 120, and continue the process.

On to step 12:
120 divided by 81 is 1 with a remainder of 39.
The next digit of our result is 1. 
Result so far: 7080.481481
If we take 81 away from 120, we end up with 39.
Since there are no more digits in the dividend, we add a zero to the remainder making it 390, and continue the process.

Advancing to step 13:
81 goes into 390 4 times with a remainder of 66.
Put 4 as the next digit of the answer. 
Result so far: 7080.4814814
Subtract 324 from 390 to get 66.
Since there are no more digits in the dividend, we add a zero to the remainder making it 660, and continue the process.

Step 14:
If we divide 660 by 81, we get 8 and a remainder of 12.
Put 8 as the next digit of the answer. 
Result so far: 7080.48148148
The remainder is 12 after subtracting 648 from 660.
Since there are no more digits in the dividend, we add a zero to the remainder making it 120, and continue the process.

The final outcome is 7080.48148148, with a leftover of 1.2e-08.