14274871 divided by 390 
Our goal is to divide 14274871 by 390.

Advancing to step 1:
If we divide 1 by 390, we get 0 and a remainder of 1.
Put 0 as the next digit of the answer. 
Result so far: 0.0
If we subtract 0 from 1, we get 1.
Append the next digit (4) from the dividend to 1 and continue with: 14 / 390

Going ahead to step 2:
When dividing 14 by 390, we get 0 with a remainder of 14.
Write down 0 as next digit of the result. 
Result so far: 0.0
Subtract 0 from 14 to get 14.
Bring next digit (2) of the dividend behind the 14 and repeat the process: 142 / 390

Going ahead to step 3:
If we divide 142 by 390, we get 0 and a remainder of 142.
The number 0 becomes the next digit in our result. 
Result so far: 0.0
If we subtract 0 from 142, we get 142.
Fetch the next digit (7) from the dividend, attach it to 142 and continue: 1427 / 390

Advancing to step 4:
If we divide 1427 by 390, we get 3 and a remainder of 257.
Write down 3 as next digit of the result. 
Result so far: 3.0
The remainder is 257 after subtracting 1170 from 1427.
Append the next digit (4) from the dividend to 257 and continue with: 2574 / 390

Moving on to step 5:
2574 divided by 390 is 6 with a remainder of 234.
The number 6 becomes the next digit in our result. 
Result so far: 36.0
If we subtract 2340 from 2574, we get 234.
Append the next digit (8) from the dividend to 234 and continue with: 2348 / 390

Advancing to step 6:
If we divide 2348 by 390, we get 6 and a remainder of 8.
The number 6 becomes the next digit in our result. 
Result so far: 366.0
Deduct 2340 from 2348 and we're left with 8.
Fetch the next digit (7) from the dividend, attach it to 8 and continue: 87 / 390

Going ahead to step 7:
390 goes into 87 0 times with a remainder of 87.
The next digit of our result is 0. 
Result so far: 3660.0
Subtract 0 from 87 to get 87.
Take the next digit (1) from the dividend and append it to 87, then repeat: 871 / 390

Moving on to step 8:
When dividing 871 by 390, we get 2 with a remainder of 91.
The next digit of our result is 2. 
Result so far: 36602.0
If we take 780 away from 871, we end up with 91.
Since there are no more digits in the dividend, we add a zero to the remainder making it 910, and continue the process.

Advancing to step 9:
The number 390 fits into 910 2 times, leaving a remainder of 130.
Record the quotient 2 as the next digit in the result. 
Result so far: 36602.2
Subtracting 780 from 910 leaves us with 130.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1300, and continue the process.

Going ahead to step 10:
1300 divided by 390 is 3 with a remainder of 130.
The next digit of our result is 3. 
Result so far: 36602.23
If we subtract 1170 from 1300, we get 130.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1300, and continue the process.

Let's proceed to step 11:
If we divide 1300 by 390, we get 3 and a remainder of 130.
The next digit of our result is 3. 
Result so far: 36602.233
Deduct 1170 from 1300 and we're left with 130.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1300, and continue the process.

The final result is 36602.233 with a remainder of 0.013.