15147728 ÷ 285 
Let's see how many times 285 fits into 15147728.

Let's proceed to step 1:
When dividing 1 by 285, we get 0 with a remainder of 1.
Put 0 as the next digit of the answer. 
Result so far: 0.0
Deduct 0 from 1 and we're left with 1.
Append the next digit (5) from the dividend to 1 and continue with: 15 / 285

On to step 2:
285 can be fit into 15 0 times, resulting in a remainder of 15.
The number 0 becomes the next digit in our result. 
Result so far: 0.0
If we take 0 away from 15, we end up with 15.
Fetch the next digit (1) from the dividend, attach it to 15 and continue: 151 / 285

On to step 3:
The number 285 fits into 151 0 times, leaving a remainder of 151.
Use 0 as the next digit of our solution. 
Result so far: 0.0
Deduct 0 from 151 and we're left with 151.
Bring next digit (4) of the dividend behind the 151 and repeat the process: 1514 / 285

Moving on to step 4:
If we divide 1514 by 285, we get 5 and a remainder of 89.
Write down 5 as next digit of the result. 
Result so far: 5.0
Subtracting 1425 from 1514 leaves us with 89.
Fetch the next digit (7) from the dividend, attach it to 89 and continue: 897 / 285

Step 5:
When dividing 897 by 285, we get 3 with a remainder of 42.
Put 3 as the next digit of the answer. 
Result so far: 53.0
Subtract 855 from 897 to get 42.
Grab the next digit (7) from the dividend, add it to 42, then carry on: 427 / 285

Advancing to step 6:
427 divided by 285 is 1 with a remainder of 142.
Write down 1 as next digit of the result. 
Result so far: 531.0
The remainder is 142 after subtracting 285 from 427.
Bring next digit (2) of the dividend behind the 142 and repeat the process: 1422 / 285

Step 7:
If we divide 1422 by 285, we get 4 and a remainder of 282.
The number 4 becomes the next digit in our result. 
Result so far: 5314.0
Subtracting 1140 from 1422 leaves us with 282.
Take the next digit (8) from the dividend and append it to 282, then repeat: 2828 / 285

Going ahead to step 8:
If we divide 2828 by 285, we get 9 and a remainder of 263.
Record the quotient 9 as the next digit in the result. 
Result so far: 53149.0
Deduct 2565 from 2828 and we're left with 263.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2630, and continue the process.

Moving on to step 9:
If we divide 2630 by 285, we get 9 and a remainder of 65.
The next digit of our result is 9. 
Result so far: 53149.9
Deduct 2565 from 2630 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.

Step 10:
285 can be fit into 650 2 times, resulting in a remainder of 80.
Write down 2 as next digit of the result. 
Result so far: 53149.92
Subtract 570 from 650 to get 80.
Since there are no more digits in the dividend, we add a zero to the remainder making it 800, and continue the process.

Advancing to step 11:
800 divided by 285 is 2 with a remainder of 230.
The next digit of our result is 2. 
Result so far: 53149.922
Subtracting 570 from 800 leaves us with 230.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2300, and continue the process.

The quotient of the division is 53149.922, and the remainder is 0.023.