15699612 divided by 553 
We want to figure out the number of times 15699612 can be divided by 553.

Advancing to step 1:
If we divide 1 by 553, we get 0 and a remainder of 1.
Record the quotient 0 as the next digit in the result. 
Result so far: 0.0
The remainder is 1 after subtracting 0 from 1.
Fetch the next digit (5) from the dividend, attach it to 1 and continue: 15 / 553

Let's proceed to step 2:
553 goes into 15 0 times with a remainder of 15.
The next digit of our result is 0. 
Result so far: 0.0
The remainder is 15 after subtracting 0 from 15.
Grab the next digit (6) from the dividend, add it to 15, then carry on: 156 / 553

On to step 3:
553 goes into 156 0 times with a remainder of 156.
Use 0 as the next digit of our solution. 
Result so far: 0.0
Subtract 0 from 156 to get 156.
Fetch the next digit (9) from the dividend, attach it to 156 and continue: 1569 / 553

Moving on to step 4:
1569 divided by 553 is 2 with a remainder of 463.
Record the quotient 2 as the next digit in the result. 
Result so far: 2.0
Subtract 1106 from 1569 to get 463.
Bring next digit (9) of the dividend behind the 463 and repeat the process: 4639 / 553

Going ahead to step 5:
If we divide 4639 by 553, we get 8 and a remainder of 215.
Write down 8 as next digit of the result. 
Result so far: 28.0
Subtracting 4424 from 4639 leaves us with 215.
Fetch the next digit (6) from the dividend, attach it to 215 and continue: 2156 / 553

On to step 6:
The number 553 fits into 2156 3 times, leaving a remainder of 497.
Record the quotient 3 as the next digit in the result. 
Result so far: 283.0
Deduct 1659 from 2156 and we're left with 497.
Fetch the next digit (1) from the dividend, attach it to 497 and continue: 4971 / 553

Advancing to step 7:
553 can be fit into 4971 8 times, resulting in a remainder of 547.
The number 8 becomes the next digit in our result. 
Result so far: 2838.0
Subtract 4424 from 4971 to get 547.
Take the next digit (2) from the dividend and append it to 547, then repeat: 5472 / 553

Advancing to step 8:
When dividing 5472 by 553, we get 9 with a remainder of 495.
Put 9 as the next digit of the answer. 
Result so far: 28389.0
Subtract 4977 from 5472 to get 495.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4950, and continue the process.

On to step 9:
553 can be fit into 4950 8 times, resulting in a remainder of 526.
The number 8 becomes the next digit in our result. 
Result so far: 28389.8
Subtract 4424 from 4950 to get 526.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5260, and continue the process.

Step 10:
553 goes into 5260 9 times with a remainder of 283.
The next digit of our result is 9. 
Result so far: 28389.89
If we take 4977 away from 5260, we end up with 283.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2830, and continue the process.

Moving on to step 11:
2830 divided by 553 is 5 with a remainder of 65.
Put 5 as the next digit of the answer. 
Result so far: 28389.895
Deduct 2765 from 2830 and we're left with 65.
Since there are no more digits in the dividend, we add a zero to the remainder making it 650, and continue the process.

Moving on to step 12:
If we divide 650 by 553, we get 1 and a remainder of 97.
Record the quotient 1 as the next digit in the result. 
Result so far: 28389.8951
If we subtract 553 from 650, we get 97.
Since there are no more digits in the dividend, we add a zero to the remainder making it 970, and continue the process.

Moving on to step 13:
553 goes into 970 1 times with a remainder of 417.
Put 1 as the next digit of the answer. 
Result so far: 28389.89511
The remainder is 417 after subtracting 553 from 970.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4170, and continue the process.

The final outcome is 28389.89511, with a leftover of 0.000417.