53789702 divided by 81 
Our goal is to divide 53789702 by 81.

Going ahead to step 1:
If we divide 5 by 81, we get 0 and a remainder of 5.
The number 0 becomes the next digit in our result. 
Result so far: 0.0
The remainder is 5 after subtracting 0 from 5.
Take the next digit (3) from the dividend and append it to 5, then repeat: 53 / 81

Step 2:
81 can be fit into 53 0 times, resulting in a remainder of 53.
Record the quotient 0 as the next digit in the result. 
Result so far: 0.0
If we take 0 away from 53, we end up with 53.
Include the next digit (7) from the dividend after 53, then repeat: 537 / 81

Going ahead to step 3:
If we divide 537 by 81, we get 6 and a remainder of 51.
Put 6 as the next digit of the answer. 
Result so far: 6.0
If we subtract 486 from 537, we get 51.
Take the next digit (8) from the dividend and append it to 51, then repeat: 518 / 81

Step 4:
81 can be fit into 518 6 times, resulting in a remainder of 32.
Put 6 as the next digit of the answer. 
Result so far: 66.0
If we take 486 away from 518, we end up with 32.
Fetch the next digit (9) from the dividend, attach it to 32 and continue: 329 / 81

Advancing to step 5:
If we divide 329 by 81, we get 4 and a remainder of 5.
Record the quotient 4 as the next digit in the result. 
Result so far: 664.0
The remainder is 5 after subtracting 324 from 329.
Grab the next digit (7) from the dividend, add it to 5, then carry on: 57 / 81

Moving on to step 6:
When dividing 57 by 81, we get 0 with a remainder of 57.
Put 0 as the next digit of the answer. 
Result so far: 6640.0
Subtract 0 from 57 to get 57.
Grab the next digit (0) from the dividend, add it to 57, then carry on: 570 / 81

Moving on to step 7:
The number 81 fits into 570 7 times, leaving a remainder of 3.
Use 7 as the next digit of our solution. 
Result so far: 66407.0
If we take 567 away from 570, we end up with 3.
Include the next digit (2) from the dividend after 3, then repeat: 32 / 81

Let's proceed to step 8:
The number 81 fits into 32 0 times, leaving a remainder of 32.
Record the quotient 0 as the next digit in the result. 
Result so far: 664070.0
Subtracting 0 from 32 leaves us with 32.
Since there are no more digits in the dividend, we add a zero to the remainder making it 320, and continue the process.

Advancing to step 9:
The number 81 fits into 320 3 times, leaving a remainder of 77.
Write down 3 as next digit of the result. 
Result so far: 664070.3
Subtract 243 from 320 to get 77.
Since there are no more digits in the dividend, we add a zero to the remainder making it 770, and continue the process.

Moving on to step 10:
If we divide 770 by 81, we get 9 and a remainder of 41.
The next digit of our result is 9. 
Result so far: 664070.39
If we take 729 away from 770, we end up with 41.
Since there are no more digits in the dividend, we add a zero to the remainder making it 410, and continue the process.

Advancing to step 11:
81 can be fit into 410 5 times, resulting in a remainder of 5.
Use 5 as the next digit of our solution. 
Result so far: 664070.395
If we subtract 405 from 410, we get 5.
Since there are no more digits in the dividend, we add a zero to the remainder making it 50, and continue the process.

On to step 12:
81 can be fit into 50 0 times, resulting in a remainder of 50.
The number 0 becomes the next digit in our result. 
Result so far: 664070.395
Subtracting 0 from 50 leaves us with 50.
Since there are no more digits in the dividend, we add a zero to the remainder making it 500, and continue the process.

Step 13:
If we divide 500 by 81, we get 6 and a remainder of 14.
The next digit of our result is 6. 
Result so far: 664070.39506
If we subtract 486 from 500, we get 14.
Since there are no more digits in the dividend, we add a zero to the remainder making it 140, and continue the process.

Moving on to step 14:
81 goes into 140 1 times with a remainder of 59.
Record the quotient 1 as the next digit in the result. 
Result so far: 664070.395061
Subtract 81 from 140 to get 59.
Since there are no more digits in the dividend, we add a zero to the remainder making it 590, and continue the process.

Advancing to step 15:
The number 81 fits into 590 7 times, leaving a remainder of 23.
Record the quotient 7 as the next digit in the result. 
Result so far: 664070.3950617
Subtracting 567 from 590 leaves us with 23.
Since there are no more digits in the dividend, we add a zero to the remainder making it 230, and continue the process.

Let's proceed to step 16:
If we divide 230 by 81, we get 2 and a remainder of 68.
Use 2 as the next digit of our solution. 
Result so far: 664070.39506172
Subtract 162 from 230 to get 68.
Since there are no more digits in the dividend, we add a zero to the remainder making it 680, and continue the process.

In conclusion, the division gives 664070.39506172 with a balance of 6.8e-08.