98785863 divided by 15 
We're looking to find how many times 15 goes into 98785863.

Step 1:
15 can be fit into 9 0 times, resulting in a remainder of 9.
The next digit of our result is 0. 
Result so far: 0.0
Subtracting 0 from 9 leaves us with 9.
Include the next digit (8) from the dividend after 9, then repeat: 98 / 15

Advancing to step 2:
If we divide 98 by 15, we get 6 and a remainder of 8.
The number 6 becomes the next digit in our result. 
Result so far: 6.0
The remainder is 8 after subtracting 90 from 98.
Bring next digit (7) of the dividend behind the 8 and repeat the process: 87 / 15

On to step 3:
15 goes into 87 5 times with a remainder of 12.
Record the quotient 5 as the next digit in the result. 
Result so far: 65.0
Deduct 75 from 87 and we're left with 12.
Bring next digit (8) of the dividend behind the 12 and repeat the process: 128 / 15

Going ahead to step 4:
When dividing 128 by 15, we get 8 with a remainder of 8.
Record the quotient 8 as the next digit in the result. 
Result so far: 658.0
Subtract 120 from 128 to get 8.
Fetch the next digit (5) from the dividend, attach it to 8 and continue: 85 / 15

Advancing to step 5:
15 goes into 85 5 times with a remainder of 10.
Record the quotient 5 as the next digit in the result. 
Result so far: 6585.0
Deduct 75 from 85 and we're left with 10.
Take the next digit (8) from the dividend and append it to 10, then repeat: 108 / 15

Advancing to step 6:
If we divide 108 by 15, we get 7 and a remainder of 3.
Use 7 as the next digit of our solution. 
Result so far: 65857.0
If we subtract 105 from 108, we get 3.
Bring next digit (6) of the dividend behind the 3 and repeat the process: 36 / 15

Going ahead to step 7:
36 divided by 15 is 2 with a remainder of 6.
The next digit of our result is 2. 
Result so far: 658572.0
Deduct 30 from 36 and we're left with 6.
Grab the next digit (3) from the dividend, add it to 6, then carry on: 63 / 15

Advancing to step 8:
When dividing 63 by 15, we get 4 with a remainder of 3.
Record the quotient 4 as the next digit in the result. 
Result so far: 6585724.0
Subtracting 60 from 63 leaves us with 3.
Since there are no more digits in the dividend, we add a zero to the remainder making it 30, and continue the process.

Moving on to step 9:
30 divided by 15 is 2 with a remainder of 0.
Put 2 as the next digit of the answer. 
Result so far: 6585724.2
Subtract 30 from 30 to get 0.
Since there are no more digits in the dividend, we add a zero to the remainder making it 0, and continue the process.

Let's proceed to step 10:
The number 15 fits into 0 0 times, leaving a remainder of 0.
Write down 0 as next digit of the result. 
Result so far: 6585724.2
The remainder is 0 after subtracting 0 from 0.
Since there are no more digits in the dividend, we add a zero to the remainder making it 0, and continue the process.

On to step 11:
15 can be fit into 0 0 times, resulting in a remainder of 0.
Write down 0 as next digit of the result. 
Result so far: 6585724.2
If we subtract 0 from 0, we get 0.
Since there are no more digits in the dividend, we add a zero to the remainder making it 0, and continue the process.

The final outcome is 6585724.2, with a leftover of 0.0.