86458812 ÷ 539 
We're looking to find how many times 539 goes into 86458812.

Going ahead to step 1:
If we divide 8 by 539, we get 0 and a remainder of 8.
Write down 0 as next digit of the result. 
Result so far: 0.0
The remainder is 8 after subtracting 0 from 8.
Fetch the next digit (6) from the dividend, attach it to 8 and continue: 86 / 539

Moving on to step 2:
When dividing 86 by 539, we get 0 with a remainder of 86.
Put 0 as the next digit of the answer. 
Result so far: 0.0
Deduct 0 from 86 and we're left with 86.
Bring next digit (4) of the dividend behind the 86 and repeat the process: 864 / 539

On to step 3:
When dividing 864 by 539, we get 1 with a remainder of 325.
Use 1 as the next digit of our solution. 
Result so far: 1.0
Subtracting 539 from 864 leaves us with 325.
Grab the next digit (5) from the dividend, add it to 325, then carry on: 3255 / 539

Let's proceed to step 4:
539 goes into 3255 6 times with a remainder of 21.
Use 6 as the next digit of our solution. 
Result so far: 16.0
Subtract 3234 from 3255 to get 21.
Include the next digit (8) from the dividend after 21, then repeat: 218 / 539

Going ahead to step 5:
When dividing 218 by 539, we get 0 with a remainder of 218.
Use 0 as the next digit of our solution. 
Result so far: 160.0
Subtracting 0 from 218 leaves us with 218.
Append the next digit (8) from the dividend to 218 and continue with: 2188 / 539

Step 6:
If we divide 2188 by 539, we get 4 and a remainder of 32.
Use 4 as the next digit of our solution. 
Result so far: 1604.0
If we subtract 2156 from 2188, we get 32.
Grab the next digit (1) from the dividend, add it to 32, then carry on: 321 / 539

Advancing to step 7:
The number 539 fits into 321 0 times, leaving a remainder of 321.
The number 0 becomes the next digit in our result. 
Result so far: 16040.0
Subtracting 0 from 321 leaves us with 321.
Append the next digit (2) from the dividend to 321 and continue with: 3212 / 539

Let's proceed to step 8:
539 can be fit into 3212 5 times, resulting in a remainder of 517.
The next digit of our result is 5. 
Result so far: 160405.0
Subtracting 2695 from 3212 leaves us with 517.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5170, and continue the process.

Step 9:
539 can be fit into 5170 9 times, resulting in a remainder of 319.
Write down 9 as next digit of the result. 
Result so far: 160405.9
Subtracting 4851 from 5170 leaves us with 319.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3190, and continue the process.

Advancing to step 10:
The number 539 fits into 3190 5 times, leaving a remainder of 495.
Write down 5 as next digit of the result. 
Result so far: 160405.95
If we take 2695 away from 3190, we end up with 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 11:
539 can be fit into 4950 9 times, resulting in a remainder of 99.
The number 9 becomes the next digit in our result. 
Result so far: 160405.959
Subtract 4851 from 4950 to get 99.
Since there are no more digits in the dividend, we add a zero to the remainder making it 990, and continue the process.

Going ahead to step 12:
When dividing 990 by 539, we get 1 with a remainder of 451.
Use 1 as the next digit of our solution. 
Result so far: 160405.9591
Deduct 539 from 990 and we're left with 451.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4510, and continue the process.

Step 13:
539 goes into 4510 8 times with a remainder of 198.
The number 8 becomes the next digit in our result. 
Result so far: 160405.95918
Subtract 4312 from 4510 to get 198.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1980, and continue the process.

Step 14:
539 goes into 1980 3 times with a remainder of 363.
The next digit of our result is 3. 
Result so far: 160405.959183
Subtract 1617 from 1980 to get 363.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3630, and continue the process.

Let's proceed to step 15:
539 can be fit into 3630 6 times, resulting in a remainder of 396.
The number 6 becomes the next digit in our result. 
Result so far: 160405.9591836
Deduct 3234 from 3630 and we're left with 396.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3960, and continue the process.

Step 16:
If we divide 3960 by 539, we get 7 and a remainder of 187.
Put 7 as the next digit of the answer. 
Result so far: 160405.95918367
Subtract 3773 from 3960 to get 187.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1870, and continue the process.

Our division results in 160405.95918367 with a remaining 1.87e-07.