15710086 ÷ 431 
Let's see how many times 431 fits into 15710086.

Moving on to step 1:
1 divided by 431 is 0 with a remainder of 1.
The next digit of our result is 0. 
Result so far: 0.0
The remainder is 1 after subtracting 0 from 1.
Append the next digit (5) from the dividend to 1 and continue with: 15 / 431

Going ahead to step 2:
If we divide 15 by 431, we get 0 and a remainder of 15.
The next digit of our result is 0. 
Result so far: 0.0
The remainder is 15 after subtracting 0 from 15.
Include the next digit (7) from the dividend after 15, then repeat: 157 / 431

Moving on to step 3:
431 goes into 157 0 times with a remainder of 157.
The next digit of our result is 0. 
Result so far: 0.0
If we take 0 away from 157, we end up with 157.
Grab the next digit (1) from the dividend, add it to 157, then carry on: 1571 / 431

Going ahead to step 4:
If we divide 1571 by 431, we get 3 and a remainder of 278.
The number 3 becomes the next digit in our result. 
Result so far: 3.0
Subtracting 1293 from 1571 leaves us with 278.
Grab the next digit (0) from the dividend, add it to 278, then carry on: 2780 / 431

Going ahead to step 5:
If we divide 2780 by 431, we get 6 and a remainder of 194.
Put 6 as the next digit of the answer. 
Result so far: 36.0
If we take 2586 away from 2780, we end up with 194.
Append the next digit (0) from the dividend to 194 and continue with: 1940 / 431

Going ahead to step 6:
431 goes into 1940 4 times with a remainder of 216.
Record the quotient 4 as the next digit in the result. 
Result so far: 364.0
Deduct 1724 from 1940 and we're left with 216.
Grab the next digit (8) from the dividend, add it to 216, then carry on: 2168 / 431

Step 7:
If we divide 2168 by 431, we get 5 and a remainder of 13.
Use 5 as the next digit of our solution. 
Result so far: 3645.0
If we subtract 2155 from 2168, we get 13.
Take the next digit (6) from the dividend and append it to 13, then repeat: 136 / 431

Let's proceed to step 8:
136 divided by 431 is 0 with a remainder of 136.
The number 0 becomes the next digit in our result. 
Result so far: 36450.0
Subtracting 0 from 136 leaves us with 136.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1360, and continue the process.

On to step 9:
When dividing 1360 by 431, we get 3 with a remainder of 67.
Use 3 as the next digit of our solution. 
Result so far: 36450.3
If we take 1293 away from 1360, we end up with 67.
Since there are no more digits in the dividend, we add a zero to the remainder making it 670, and continue the process.

Let's proceed to step 10:
431 goes into 670 1 times with a remainder of 239.
Put 1 as the next digit of the answer. 
Result so far: 36450.31
If we take 431 away from 670, we end up with 239.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2390, and continue the process.

Moving on to step 11:
431 can be fit into 2390 5 times, resulting in a remainder of 235.
The number 5 becomes the next digit in our result. 
Result so far: 36450.315
Subtract 2155 from 2390 to get 235.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2350, and continue the process.

Let's proceed to step 12:
When dividing 2350 by 431, we get 5 with a remainder of 195.
Use 5 as the next digit of our solution. 
Result so far: 36450.3155
If we subtract 2155 from 2350, we get 195.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1950, and continue the process.

Our division results in 36450.3155 with a remaining 0.00195.