86873959 divided by 348 
We want to figure out the number of times 86873959 can be divided by 348.

Step 1:
348 can be fit into 8 0 times, resulting in a remainder of 8.
Write down 0 as next digit of the result. 
Result so far: 0.0
Subtract 0 from 8 to get 8.
Fetch the next digit (6) from the dividend, attach it to 8 and continue: 86 / 348

Advancing to step 2:
When dividing 86 by 348, we get 0 with a remainder of 86.
Use 0 as the next digit of our solution. 
Result so far: 0.0
If we take 0 away from 86, we end up with 86.
Bring next digit (8) of the dividend behind the 86 and repeat the process: 868 / 348

Let's proceed to step 3:
The number 348 fits into 868 2 times, leaving a remainder of 172.
The number 2 becomes the next digit in our result. 
Result so far: 2.0
If we subtract 696 from 868, we get 172.
Include the next digit (7) from the dividend after 172, then repeat: 1727 / 348

Moving on to step 4:
If we divide 1727 by 348, we get 4 and a remainder of 335.
Record the quotient 4 as the next digit in the result. 
Result so far: 24.0
The remainder is 335 after subtracting 1392 from 1727.
Fetch the next digit (3) from the dividend, attach it to 335 and continue: 3353 / 348

Going ahead to step 5:
The number 348 fits into 3353 9 times, leaving a remainder of 221.
Put 9 as the next digit of the answer. 
Result so far: 249.0
Subtract 3132 from 3353 to get 221.
Fetch the next digit (9) from the dividend, attach it to 221 and continue: 2219 / 348

Let's proceed to step 6:
When dividing 2219 by 348, we get 6 with a remainder of 131.
Write down 6 as next digit of the result. 
Result so far: 2496.0
Deduct 2088 from 2219 and we're left with 131.
Append the next digit (5) from the dividend to 131 and continue with: 1315 / 348

Let's proceed to step 7:
348 goes into 1315 3 times with a remainder of 271.
The next digit of our result is 3. 
Result so far: 24963.0
Subtract 1044 from 1315 to get 271.
Include the next digit (9) from the dividend after 271, then repeat: 2719 / 348

Let's proceed to step 8:
348 goes into 2719 7 times with a remainder of 283.
Use 7 as the next digit of our solution. 
Result so far: 249637.0
The remainder is 283 after subtracting 2436 from 2719.
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 9:
348 can be fit into 2830 8 times, resulting in a remainder of 46.
Record the quotient 8 as the next digit in the result. 
Result so far: 249637.8
If we subtract 2784 from 2830, we get 46.
Since there are no more digits in the dividend, we add a zero to the remainder making it 460, and continue the process.

On to step 10:
348 can be fit into 460 1 times, resulting in a remainder of 112.
The number 1 becomes the next digit in our result. 
Result so far: 249637.81
Subtracting 348 from 460 leaves us with 112.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1120, and continue the process.

Moving on to step 11:
If we divide 1120 by 348, we get 3 and a remainder of 76.
Write down 3 as next digit of the result. 
Result so far: 249637.813
If we take 1044 away from 1120, we end up with 76.
Since there are no more digits in the dividend, we add a zero to the remainder making it 760, and continue the process.

Let's proceed to step 12:
The number 348 fits into 760 2 times, leaving a remainder of 64.
Put 2 as the next digit of the answer. 
Result so far: 249637.8132
Subtract 696 from 760 to get 64.
Since there are no more digits in the dividend, we add a zero to the remainder making it 640, and continue the process.

Moving on to step 13:
When dividing 640 by 348, we get 1 with a remainder of 292.
Put 1 as the next digit of the answer. 
Result so far: 249637.81321
Subtract 348 from 640 to get 292.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2920, and continue the process.

On to step 14:
If we divide 2920 by 348, we get 8 and a remainder of 136.
The number 8 becomes the next digit in our result. 
Result so far: 249637.813218
The remainder is 136 after subtracting 2784 from 2920.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1360, and continue the process.

Moving on to step 15:
The number 348 fits into 1360 3 times, leaving a remainder of 316.
Put 3 as the next digit of the answer. 
Result so far: 249637.8132183
If we take 1044 away from 1360, we end up with 316.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3160, and continue the process.

Moving on to step 16:
348 can be fit into 3160 9 times, resulting in a remainder of 28.
The next digit of our result is 9. 
Result so far: 249637.81321839
Subtracting 3132 from 3160 leaves us with 28.
Since there are no more digits in the dividend, we add a zero to the remainder making it 280, and continue the process.

The final outcome is 249637.81321839, with a leftover of 2.8e-08.