12868049 divided by 810 
Let's see how many times 810 fits into 12868049.

Moving on to step 1:
When dividing 1 by 810, we get 0 with a remainder of 1.
The next digit of our result is 0. 
Result so far: 0.0
Deduct 0 from 1 and we're left with 1.
Append the next digit (2) from the dividend to 1 and continue with: 12 / 810

On to step 2:
12 divided by 810 is 0 with a remainder of 12.
Put 0 as the next digit of the answer. 
Result so far: 0.0
Deduct 0 from 12 and we're left with 12.
Bring next digit (8) of the dividend behind the 12 and repeat the process: 128 / 810

Step 3:
810 can be fit into 128 0 times, resulting in a remainder of 128.
The number 0 becomes the next digit in our result. 
Result so far: 0.0
If we subtract 0 from 128, we get 128.
Take the next digit (6) from the dividend and append it to 128, then repeat: 1286 / 810

On to step 4:
810 can be fit into 1286 1 times, resulting in a remainder of 476.
The next digit of our result is 1. 
Result so far: 1.0
Subtracting 810 from 1286 leaves us with 476.
Include the next digit (8) from the dividend after 476, then repeat: 4768 / 810

On to step 5:
When dividing 4768 by 810, we get 5 with a remainder of 718.
The number 5 becomes the next digit in our result. 
Result so far: 15.0
If we take 4050 away from 4768, we end up with 718.
Fetch the next digit (0) from the dividend, attach it to 718 and continue: 7180 / 810

On to step 6:
810 can be fit into 7180 8 times, resulting in a remainder of 700.
Record the quotient 8 as the next digit in the result. 
Result so far: 158.0
If we subtract 6480 from 7180, we get 700.
Grab the next digit (4) from the dividend, add it to 700, then carry on: 7004 / 810

Advancing to step 7:
810 goes into 7004 8 times with a remainder of 524.
The next digit of our result is 8. 
Result so far: 1588.0
If we take 6480 away from 7004, we end up with 524.
Grab the next digit (9) from the dividend, add it to 524, then carry on: 5249 / 810

Moving on to step 8:
810 goes into 5249 6 times with a remainder of 389.
Record the quotient 6 as the next digit in the result. 
Result so far: 15886.0
Subtracting 4860 from 5249 leaves us with 389.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3890, and continue the process.

Advancing to step 9:
The number 810 fits into 3890 4 times, leaving a remainder of 650.
Write down 4 as next digit of the result. 
Result so far: 15886.4
If we take 3240 away from 3890, we end up with 650.
Since there are no more digits in the dividend, we add a zero to the remainder making it 6500, and continue the process.

Let's proceed to step 10:
The number 810 fits into 6500 8 times, leaving a remainder of 20.
Record the quotient 8 as the next digit in the result. 
Result so far: 15886.48
Subtracting 6480 from 6500 leaves us with 20.
Since there are no more digits in the dividend, we add a zero to the remainder making it 200, and continue the process.

Step 11:
810 can be fit into 200 0 times, resulting in a remainder of 200.
Use 0 as the next digit of our solution. 
Result so far: 15886.48
Deduct 0 from 200 and we're left with 200.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2000, and continue the process.

Let's proceed to step 12:
2000 divided by 810 is 2 with a remainder of 380.
Use 2 as the next digit of our solution. 
Result so far: 15886.4802
If we subtract 1620 from 2000, we get 380.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3800, and continue the process.

Moving on to step 13:
810 goes into 3800 4 times with a remainder of 560.
Use 4 as the next digit of our solution. 
Result so far: 15886.48024
Deduct 3240 from 3800 and we're left with 560.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5600, and continue the process.

On to step 14:
If we divide 5600 by 810, we get 6 and a remainder of 740.
Use 6 as the next digit of our solution. 
Result so far: 15886.480246
The remainder is 740 after subtracting 4860 from 5600.
Since there are no more digits in the dividend, we add a zero to the remainder making it 7400, and continue the process.

Step 15:
810 goes into 7400 9 times with a remainder of 110.
The next digit of our result is 9. 
Result so far: 15886.4802469
Subtracting 7290 from 7400 leaves us with 110.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1100, and continue the process.

Going ahead to step 16:
810 goes into 1100 1 times with a remainder of 290.
Record the quotient 1 as the next digit in the result. 
Result so far: 15886.48024691
The remainder is 290 after subtracting 810 from 1100.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2900, and continue the process.

The quotient of the division is 15886.48024691, and the remainder is 2.9e-07.