86137938 divided by 455 
We want to figure out the number of times 86137938 can be divided by 455.

On to step 1:
When dividing 8 by 455, we get 0 with a remainder of 8.
The next digit of our result is 0. 
Result so far: 0.0
Subtract 0 from 8 to get 8.
Append the next digit (6) from the dividend to 8 and continue with: 86 / 455

On to step 2:
When dividing 86 by 455, we get 0 with a remainder of 86.
Write down 0 as next digit of the result. 
Result so far: 0.0
The remainder is 86 after subtracting 0 from 86.
Grab the next digit (1) from the dividend, add it to 86, then carry on: 861 / 455

Going ahead to step 3:
861 divided by 455 is 1 with a remainder of 406.
Use 1 as the next digit of our solution. 
Result so far: 1.0
Subtract 455 from 861 to get 406.
Fetch the next digit (3) from the dividend, attach it to 406 and continue: 4063 / 455

Moving on to step 4:
4063 divided by 455 is 8 with a remainder of 423.
Put 8 as the next digit of the answer. 
Result so far: 18.0
Subtracting 3640 from 4063 leaves us with 423.
Grab the next digit (7) from the dividend, add it to 423, then carry on: 4237 / 455

Moving on to step 5:
455 can be fit into 4237 9 times, resulting in a remainder of 142.
The number 9 becomes the next digit in our result. 
Result so far: 189.0
If we take 4095 away from 4237, we end up with 142.
Fetch the next digit (9) from the dividend, attach it to 142 and continue: 1429 / 455

Going ahead to step 6:
455 goes into 1429 3 times with a remainder of 64.
Write down 3 as next digit of the result. 
Result so far: 1893.0
If we take 1365 away from 1429, we end up with 64.
Take the next digit (3) from the dividend and append it to 64, then repeat: 643 / 455

Going ahead to step 7:
If we divide 643 by 455, we get 1 and a remainder of 188.
The number 1 becomes the next digit in our result. 
Result so far: 18931.0
The remainder is 188 after subtracting 455 from 643.
Grab the next digit (8) from the dividend, add it to 188, then carry on: 1888 / 455

Advancing to step 8:
1888 divided by 455 is 4 with a remainder of 68.
Use 4 as the next digit of our solution. 
Result so far: 189314.0
The remainder is 68 after subtracting 1820 from 1888.
Since there are no more digits in the dividend, we add a zero to the remainder making it 680, and continue the process.

Moving on to step 9:
The number 455 fits into 680 1 times, leaving a remainder of 225.
Use 1 as the next digit of our solution. 
Result so far: 189314.1
If we take 455 away from 680, we end up with 225.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2250, and continue the process.

Step 10:
2250 divided by 455 is 4 with a remainder of 430.
Put 4 as the next digit of the answer. 
Result so far: 189314.14
Subtract 1820 from 2250 to get 430.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4300, and continue the process.

Advancing to step 11:
455 goes into 4300 9 times with a remainder of 205.
The next digit of our result is 9. 
Result so far: 189314.149
If we take 4095 away from 4300, we end up with 205.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2050, and continue the process.

Step 12:
455 goes into 2050 4 times with a remainder of 230.
The number 4 becomes the next digit in our result. 
Result so far: 189314.1494
Subtracting 1820 from 2050 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.

Step 13:
2300 divided by 455 is 5 with a remainder of 25.
Record the quotient 5 as the next digit in the result. 
Result so far: 189314.14945
Subtract 2275 from 2300 to get 25.
Since there are no more digits in the dividend, we add a zero to the remainder making it 250, and continue the process.

Moving on to step 14:
The number 455 fits into 250 0 times, leaving a remainder of 250.
The number 0 becomes the next digit in our result. 
Result so far: 189314.14945
The remainder is 250 after subtracting 0 from 250.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2500, and continue the process.

Going ahead to step 15:
If we divide 2500 by 455, we get 5 and a remainder of 225.
Use 5 as the next digit of our solution. 
Result so far: 189314.1494505
If we take 2275 away from 2500, we end up with 225.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2250, and continue the process.

Let's proceed to step 16:
455 goes into 2250 4 times with a remainder of 430.
Use 4 as the next digit of our solution. 
Result so far: 189314.14945054
Subtracting 1820 from 2250 leaves us with 430.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4300, and continue the process.

In conclusion, the division gives 189314.14945054 with a balance of 4.3e-07.