We look at the division of 15275663 by 859 
Let's see how many times 859 fits into 15275663.

Step 1:
The number 859 fits into 1 0 times, leaving a remainder of 1.
Use 0 as the next digit of our solution. 
Result so far: 0.0
The remainder is 1 after subtracting 0 from 1.
Include the next digit (5) from the dividend after 1, then repeat: 15 / 859

Moving on to step 2:
The number 859 fits into 15 0 times, leaving a remainder of 15.
Write down 0 as next digit of the result. 
Result so far: 0.0
Subtract 0 from 15 to get 15.
Include the next digit (2) from the dividend after 15, then repeat: 152 / 859

On to step 3:
The number 859 fits into 152 0 times, leaving a remainder of 152.
Use 0 as the next digit of our solution. 
Result so far: 0.0
Deduct 0 from 152 and we're left with 152.
Take the next digit (7) from the dividend and append it to 152, then repeat: 1527 / 859

Advancing to step 4:
859 can be fit into 1527 1 times, resulting in a remainder of 668.
Record the quotient 1 as the next digit in the result. 
Result so far: 1.0
Subtract 859 from 1527 to get 668.
Bring next digit (5) of the dividend behind the 668 and repeat the process: 6685 / 859

Let's proceed to step 5:
If we divide 6685 by 859, we get 7 and a remainder of 672.
The number 7 becomes the next digit in our result. 
Result so far: 17.0
Subtracting 6013 from 6685 leaves us with 672.
Fetch the next digit (6) from the dividend, attach it to 672 and continue: 6726 / 859

Advancing to step 6:
6726 divided by 859 is 7 with a remainder of 713.
Put 7 as the next digit of the answer. 
Result so far: 177.0
Subtracting 6013 from 6726 leaves us with 713.
Grab the next digit (6) from the dividend, add it to 713, then carry on: 7136 / 859

Moving on to step 7:
7136 divided by 859 is 8 with a remainder of 264.
Write down 8 as next digit of the result. 
Result so far: 1778.0
Subtracting 6872 from 7136 leaves us with 264.
Fetch the next digit (3) from the dividend, attach it to 264 and continue: 2643 / 859

Advancing to step 8:
The number 859 fits into 2643 3 times, leaving a remainder of 66.
Record the quotient 3 as the next digit in the result. 
Result so far: 17783.0
The remainder is 66 after subtracting 2577 from 2643.
Since there are no more digits in the dividend, we add a zero to the remainder making it 660, and continue the process.

Step 9:
660 divided by 859 is 0 with a remainder of 660.
Put 0 as the next digit of the answer. 
Result so far: 17783.0
The remainder is 660 after subtracting 0 from 660.
Since there are no more digits in the dividend, we add a zero to the remainder making it 6600, and continue the process.

Let's proceed to step 10:
859 can be fit into 6600 7 times, resulting in a remainder of 587.
Use 7 as the next digit of our solution. 
Result so far: 17783.07
If we take 6013 away from 6600, we end up with 587.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5870, and continue the process.

Moving on to step 11:
If we divide 5870 by 859, we get 6 and a remainder of 716.
Record the quotient 6 as the next digit in the result. 
Result so far: 17783.076
Subtracting 5154 from 5870 leaves us with 716.
Since there are no more digits in the dividend, we add a zero to the remainder making it 7160, and continue the process.

Going ahead to step 12:
When dividing 7160 by 859, we get 8 with a remainder of 288.
Record the quotient 8 as the next digit in the result. 
Result so far: 17783.0768
Deduct 6872 from 7160 and we're left with 288.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2880, and continue the process.

On to step 13:
If we divide 2880 by 859, we get 3 and a remainder of 303.
Put 3 as the next digit of the answer. 
Result so far: 17783.07683
The remainder is 303 after subtracting 2577 from 2880.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3030, and continue the process.

On to step 14:
3030 divided by 859 is 3 with a remainder of 453.
The next digit of our result is 3. 
Result so far: 17783.076833
The remainder is 453 after subtracting 2577 from 3030.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4530, and continue the process.

The final outcome is 17783.076833, with a leftover of 4.53e-05.