17291277 ÷ 820 
Let's see how many times 820 fits into 17291277.

Advancing to step 1:
820 can be fit into 1 0 times, resulting in a remainder of 1.
Use 0 as the next digit of our solution. 
Result so far: 0.0
Deduct 0 from 1 and we're left with 1.
Grab the next digit (7) from the dividend, add it to 1, then carry on: 17 / 820

Moving on to step 2:
If we divide 17 by 820, we get 0 and a remainder of 17.
Record the quotient 0 as the next digit in the result. 
Result so far: 0.0
If we take 0 away from 17, we end up with 17.
Include the next digit (2) from the dividend after 17, then repeat: 172 / 820

On to step 3:
172 divided by 820 is 0 with a remainder of 172.
Write down 0 as next digit of the result. 
Result so far: 0.0
If we take 0 away from 172, we end up with 172.
Take the next digit (9) from the dividend and append it to 172, then repeat: 1729 / 820

Going ahead to step 4:
820 goes into 1729 2 times with a remainder of 89.
Record the quotient 2 as the next digit in the result. 
Result so far: 2.0
If we take 1640 away from 1729, we end up with 89.
Fetch the next digit (1) from the dividend, attach it to 89 and continue: 891 / 820

On to step 5:
When dividing 891 by 820, we get 1 with a remainder of 71.
Use 1 as the next digit of our solution. 
Result so far: 21.0
If we take 820 away from 891, we end up with 71.
Grab the next digit (2) from the dividend, add it to 71, then carry on: 712 / 820

Moving on to step 6:
820 goes into 712 0 times with a remainder of 712.
Record the quotient 0 as the next digit in the result. 
Result so far: 210.0
If we take 0 away from 712, we end up with 712.
Take the next digit (7) from the dividend and append it to 712, then repeat: 7127 / 820

Let's proceed to step 7:
The number 820 fits into 7127 8 times, leaving a remainder of 567.
Use 8 as the next digit of our solution. 
Result so far: 2108.0
If we take 6560 away from 7127, we end up with 567.
Take the next digit (7) from the dividend and append it to 567, then repeat: 5677 / 820

Going ahead to step 8:
820 goes into 5677 6 times with a remainder of 757.
The number 6 becomes the next digit in our result. 
Result so far: 21086.0
Deduct 4920 from 5677 and we're left with 757.
Since there are no more digits in the dividend, we add a zero to the remainder making it 7570, and continue the process.

Let's proceed to step 9:
When dividing 7570 by 820, we get 9 with a remainder of 190.
Record the quotient 9 as the next digit in the result. 
Result so far: 21086.9
Subtracting 7380 from 7570 leaves us with 190.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1900, and continue the process.

Step 10:
When dividing 1900 by 820, we get 2 with a remainder of 260.
The next digit of our result is 2. 
Result so far: 21086.92
The remainder is 260 after subtracting 1640 from 1900.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2600, and continue the process.

Moving on to step 11:
820 goes into 2600 3 times with a remainder of 140.
Record the quotient 3 as the next digit in the result. 
Result so far: 21086.923
Subtracting 2460 from 2600 leaves us with 140.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1400, and continue the process.

On to step 12:
The number 820 fits into 1400 1 times, leaving a remainder of 580.
Write down 1 as next digit of the result. 
Result so far: 21086.9231
Deduct 820 from 1400 and we're left with 580.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5800, and continue the process.

Going ahead to step 13:
If we divide 5800 by 820, we get 7 and a remainder of 60.
The number 7 becomes the next digit in our result. 
Result so far: 21086.92317
Subtracting 5740 from 5800 leaves us with 60.
Since there are no more digits in the dividend, we add a zero to the remainder making it 600, and continue the process.

Going ahead to step 14:
When dividing 600 by 820, we get 0 with a remainder of 600.
Record the quotient 0 as the next digit in the result. 
Result so far: 21086.92317
If we subtract 0 from 600, we get 600.
Since there are no more digits in the dividend, we add a zero to the remainder making it 6000, and continue the process.

Going ahead to step 15:
The number 820 fits into 6000 7 times, leaving a remainder of 260.
Write down 7 as next digit of the result. 
Result so far: 21086.9231707
If we subtract 5740 from 6000, we get 260.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2600, and continue the process.

Step 16:
When dividing 2600 by 820, we get 3 with a remainder of 140.
Put 3 as the next digit of the answer. 
Result so far: 21086.92317073
Deduct 2460 from 2600 and we're left with 140.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1400, and continue the process.

The final outcome is 21086.92317073, with a leftover of 1.4e-07.