We divide 16139579 by 243
We want to figure out the number of times 16139579 can be divided by 243.

Advancing to step 1:
If we divide 1 by 243, we get 0 and a remainder of 1.
Use 0 as the next digit of our solution. 
Result so far: 0.0
Deduct 0 from 1 and we're left with 1.
Take the next digit (6) from the dividend and append it to 1, then repeat: 16 / 243

Moving on to step 2:
If we divide 16 by 243, we get 0 and a remainder of 16.
The next digit of our result is 0. 
Result so far: 0.0
The remainder is 16 after subtracting 0 from 16.
Fetch the next digit (1) from the dividend, attach it to 16 and continue: 161 / 243

Advancing to step 3:
161 divided by 243 is 0 with a remainder of 161.
The next digit of our result is 0. 
Result so far: 0.0
The remainder is 161 after subtracting 0 from 161.
Take the next digit (3) from the dividend and append it to 161, then repeat: 1613 / 243

Let's proceed to step 4:
The number 243 fits into 1613 6 times, leaving a remainder of 155.
Write down 6 as next digit of the result. 
Result so far: 6.0
Deduct 1458 from 1613 and we're left with 155.
Append the next digit (9) from the dividend to 155 and continue with: 1559 / 243

Advancing to step 5:
243 goes into 1559 6 times with a remainder of 101.
The number 6 becomes the next digit in our result. 
Result so far: 66.0
If we take 1458 away from 1559, we end up with 101.
Include the next digit (5) from the dividend after 101, then repeat: 1015 / 243

Advancing to step 6:
243 goes into 1015 4 times with a remainder of 43.
Write down 4 as next digit of the result. 
Result so far: 664.0
Subtracting 972 from 1015 leaves us with 43.
Append the next digit (7) from the dividend to 43 and continue with: 437 / 243

Advancing to step 7:
When dividing 437 by 243, we get 1 with a remainder of 194.
The next digit of our result is 1. 
Result so far: 6641.0
If we take 243 away from 437, we end up with 194.
Append the next digit (9) from the dividend to 194 and continue with: 1949 / 243

On to step 8:
1949 divided by 243 is 8 with a remainder of 5.
Use 8 as the next digit of our solution. 
Result so far: 66418.0
Deduct 1944 from 1949 and we're left with 5.
Since there are no more digits in the dividend, we add a zero to the remainder making it 50, and continue the process.

Advancing to step 9:
When dividing 50 by 243, we get 0 with a remainder of 50.
Use 0 as the next digit of our solution. 
Result so far: 66418.0
If we subtract 0 from 50, we get 50.
Since there are no more digits in the dividend, we add a zero to the remainder making it 500, and continue the process.

Going ahead to step 10:
If we divide 500 by 243, we get 2 and a remainder of 14.
Record the quotient 2 as the next digit in the result. 
Result so far: 66418.02
If we take 486 away from 500, we end up with 14.
Since there are no more digits in the dividend, we add a zero to the remainder making it 140, and continue the process.

Going ahead to step 11:
243 can be fit into 140 0 times, resulting in a remainder of 140.
Use 0 as the next digit of our solution. 
Result so far: 66418.02
The remainder is 140 after subtracting 0 from 140.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1400, and continue the process.

On to step 12:
The number 243 fits into 1400 5 times, leaving a remainder of 185.
The next digit of our result is 5. 
Result so far: 66418.0205
Deduct 1215 from 1400 and we're left with 185.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1850, and continue the process.

On to step 13:
243 can be fit into 1850 7 times, resulting in a remainder of 149.
The number 7 becomes the next digit in our result. 
Result so far: 66418.02057
Subtracting 1701 from 1850 leaves us with 149.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1490, and continue the process.

Going ahead to step 14:
When dividing 1490 by 243, we get 6 with a remainder of 32.
Write down 6 as next digit of the result. 
Result so far: 66418.020576
Deduct 1458 from 1490 and we're left with 32.
Since there are no more digits in the dividend, we add a zero to the remainder making it 320, and continue the process.

Going ahead to step 15:
320 divided by 243 is 1 with a remainder of 77.
The next digit of our result is 1. 
Result so far: 66418.0205761
The remainder is 77 after subtracting 243 from 320.
Since there are no more digits in the dividend, we add a zero to the remainder making it 770, and continue the process.

On to step 16:
243 can be fit into 770 3 times, resulting in a remainder of 41.
Record the quotient 3 as the next digit in the result. 
Result so far: 66418.02057613
Subtract 729 from 770 to get 41.
Since there are no more digits in the dividend, we add a zero to the remainder making it 410, and continue the process.

In conclusion, the division gives 66418.02057613 with a balance of 4.1e-08.