83927621 ÷ 579 
We want to divide 83927621 by 579.

On to step 1:
579 goes into 8 0 times with a remainder of 8.
Write down 0 as next digit of the result. 
Result so far: 0.0
If we subtract 0 from 8, we get 8.
Fetch the next digit (3) from the dividend, attach it to 8 and continue: 83 / 579

Advancing to step 2:
When dividing 83 by 579, we get 0 with a remainder of 83.
The next digit of our result is 0. 
Result so far: 0.0
Deduct 0 from 83 and we're left with 83.
Include the next digit (9) from the dividend after 83, then repeat: 839 / 579

Going ahead to step 3:
When dividing 839 by 579, we get 1 with a remainder of 260.
The next digit of our result is 1. 
Result so far: 1.0
If we subtract 579 from 839, we get 260.
Include the next digit (2) from the dividend after 260, then repeat: 2602 / 579

Moving on to step 4:
579 can be fit into 2602 4 times, resulting in a remainder of 286.
Record the quotient 4 as the next digit in the result. 
Result so far: 14.0
The remainder is 286 after subtracting 2316 from 2602.
Take the next digit (7) from the dividend and append it to 286, then repeat: 2867 / 579

Advancing to step 5:
The number 579 fits into 2867 4 times, leaving a remainder of 551.
The next digit of our result is 4. 
Result so far: 144.0
If we take 2316 away from 2867, we end up with 551.
Include the next digit (6) from the dividend after 551, then repeat: 5516 / 579

Going ahead to step 6:
When dividing 5516 by 579, we get 9 with a remainder of 305.
Write down 9 as next digit of the result. 
Result so far: 1449.0
If we subtract 5211 from 5516, we get 305.
Append the next digit (2) from the dividend to 305 and continue with: 3052 / 579

On to step 7:
When dividing 3052 by 579, we get 5 with a remainder of 157.
Write down 5 as next digit of the result. 
Result so far: 14495.0
If we subtract 2895 from 3052, we get 157.
Fetch the next digit (1) from the dividend, attach it to 157 and continue: 1571 / 579

Moving on to step 8:
When dividing 1571 by 579, we get 2 with a remainder of 413.
The next digit of our result is 2. 
Result so far: 144952.0
Deduct 1158 from 1571 and we're left with 413.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4130, and continue the process.

Step 9:
579 goes into 4130 7 times with a remainder of 77.
The next digit of our result is 7. 
Result so far: 144952.7
If we subtract 4053 from 4130, we get 77.
Since there are no more digits in the dividend, we add a zero to the remainder making it 770, and continue the process.

Let's proceed to step 10:
If we divide 770 by 579, we get 1 and a remainder of 191.
Put 1 as the next digit of the answer. 
Result so far: 144952.71
Subtract 579 from 770 to get 191.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1910, and continue the process.

Step 11:
579 goes into 1910 3 times with a remainder of 173.
Put 3 as the next digit of the answer. 
Result so far: 144952.713
Subtract 1737 from 1910 to get 173.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1730, and continue the process.

Let's proceed to step 12:
When dividing 1730 by 579, we get 2 with a remainder of 572.
The next digit of our result is 2. 
Result so far: 144952.7132
The remainder is 572 after subtracting 1158 from 1730.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5720, and continue the process.

On to step 13:
579 can be fit into 5720 9 times, resulting in a remainder of 509.
Write down 9 as next digit of the result. 
Result so far: 144952.71329
The remainder is 509 after subtracting 5211 from 5720.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5090, and continue the process.

Let's proceed to step 14:
When dividing 5090 by 579, we get 8 with a remainder of 458.
Put 8 as the next digit of the answer. 
Result so far: 144952.713298
Subtract 4632 from 5090 to get 458.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4580, and continue the process.

Advancing to step 15:
579 goes into 4580 7 times with a remainder of 527.
Put 7 as the next digit of the answer. 
Result so far: 144952.7132987
Deduct 4053 from 4580 and we're left with 527.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5270, and continue the process.

Going ahead to step 16:
If we divide 5270 by 579, we get 9 and a remainder of 59.
The next digit of our result is 9. 
Result so far: 144952.71329879
The remainder is 59 after subtracting 5211 from 5270.
Since there are no more digits in the dividend, we add a zero to the remainder making it 590, and continue the process.

Our division results in 144952.71329879 with a remaining 5.9e-08.