Let's divide 13953519 by 20
We're looking to find how many times 20 goes into 13953519.

Going ahead to step 1:
20 can be fit into 1 0 times, resulting in a remainder of 1.
The number 0 becomes the next digit in our result. 
Result so far: 0.0
If we take 0 away from 1, we end up with 1.
Bring next digit (3) of the dividend behind the 1 and repeat the process: 13 / 20

Step 2:
When dividing 13 by 20, we get 0 with a remainder of 13.
Put 0 as the next digit of the answer. 
Result so far: 0.0
Subtract 0 from 13 to get 13.
Bring next digit (9) of the dividend behind the 13 and repeat the process: 139 / 20

Advancing to step 3:
20 can be fit into 139 6 times, resulting in a remainder of 19.
Write down 6 as next digit of the result. 
Result so far: 6.0
The remainder is 19 after subtracting 120 from 139.
Grab the next digit (5) from the dividend, add it to 19, then carry on: 195 / 20

Let's proceed to step 4:
If we divide 195 by 20, we get 9 and a remainder of 15.
Record the quotient 9 as the next digit in the result. 
Result so far: 69.0
If we subtract 180 from 195, we get 15.
Append the next digit (3) from the dividend to 15 and continue with: 153 / 20

Moving on to step 5:
153 divided by 20 is 7 with a remainder of 13.
The number 7 becomes the next digit in our result. 
Result so far: 697.0
If we take 140 away from 153, we end up with 13.
Include the next digit (5) from the dividend after 13, then repeat: 135 / 20

Let's proceed to step 6:
20 goes into 135 6 times with a remainder of 15.
The number 6 becomes the next digit in our result. 
Result so far: 6976.0
Deduct 120 from 135 and we're left with 15.
Fetch the next digit (1) from the dividend, attach it to 15 and continue: 151 / 20

Advancing to step 7:
The number 20 fits into 151 7 times, leaving a remainder of 11.
Put 7 as the next digit of the answer. 
Result so far: 69767.0
The remainder is 11 after subtracting 140 from 151.
Bring next digit (9) of the dividend behind the 11 and repeat the process: 119 / 20

Advancing to step 8:
The number 20 fits into 119 5 times, leaving a remainder of 19.
The number 5 becomes the next digit in our result. 
Result so far: 697675.0
If we subtract 100 from 119, we get 19.
Since there are no more digits in the dividend, we add a zero to the remainder making it 190, and continue the process.

Step 9:
20 goes into 190 9 times with a remainder of 10.
The number 9 becomes the next digit in our result. 
Result so far: 697675.9
If we subtract 180 from 190, we get 10.
Since there are no more digits in the dividend, we add a zero to the remainder making it 100, and continue the process.

On to step 10:
If we divide 100 by 20, we get 5 and a remainder of 0.
Put 5 as the next digit of the answer. 
Result so far: 697675.95
Deduct 100 from 100 and we're left with 0.
Since there are no more digits in the dividend, we add a zero to the remainder making it 0, and continue the process.

Moving on to step 11:
20 goes into 0 0 times with a remainder of 0.
Put 0 as the next digit of the answer. 
Result so far: 697675.95
If we subtract 0 from 0, we get 0.
Since there are no more digits in the dividend, we add a zero to the remainder making it 0, and continue the process.

Let's proceed to step 12:
If we divide 0 by 20, we get 0 and a remainder of 0.
Record the quotient 0 as the next digit in the result. 
Result so far: 697675.95
Deduct 0 from 0 and we're left with 0.
Since there are no more digits in the dividend, we add a zero to the remainder making it 0, and continue the process.

The final outcome is 697675.95, with a leftover of 0.0.