21235594 ÷ 610 
Let's see how many times 610 fits into 21235594.

Let's proceed to step 1:
When dividing 2 by 610, we get 0 with a remainder of 2.
Write down 0 as next digit of the result. 
Result so far: 0.0
The remainder is 2 after subtracting 0 from 2.
Include the next digit (1) from the dividend after 2, then repeat: 21 / 610

Advancing to step 2:
610 goes into 21 0 times with a remainder of 21.
The number 0 becomes the next digit in our result. 
Result so far: 0.0
The remainder is 21 after subtracting 0 from 21.
Append the next digit (2) from the dividend to 21 and continue with: 212 / 610

Step 3:
When dividing 212 by 610, we get 0 with a remainder of 212.
The next digit of our result is 0. 
Result so far: 0.0
Deduct 0 from 212 and we're left with 212.
Grab the next digit (3) from the dividend, add it to 212, then carry on: 2123 / 610

Advancing to step 4:
610 can be fit into 2123 3 times, resulting in a remainder of 293.
Use 3 as the next digit of our solution. 
Result so far: 3.0
If we subtract 1830 from 2123, we get 293.
Grab the next digit (5) from the dividend, add it to 293, then carry on: 2935 / 610

Let's proceed to step 5:
If we divide 2935 by 610, we get 4 and a remainder of 495.
Write down 4 as next digit of the result. 
Result so far: 34.0
If we take 2440 away from 2935, we end up with 495.
Bring next digit (5) of the dividend behind the 495 and repeat the process: 4955 / 610

Going ahead to step 6:
When dividing 4955 by 610, we get 8 with a remainder of 75.
The next digit of our result is 8. 
Result so far: 348.0
Subtracting 4880 from 4955 leaves us with 75.
Take the next digit (9) from the dividend and append it to 75, then repeat: 759 / 610

On to step 7:
When dividing 759 by 610, we get 1 with a remainder of 149.
The number 1 becomes the next digit in our result. 
Result so far: 3481.0
Subtract 610 from 759 to get 149.
Take the next digit (4) from the dividend and append it to 149, then repeat: 1494 / 610

Moving on to step 8:
When dividing 1494 by 610, we get 2 with a remainder of 274.
Use 2 as the next digit of our solution. 
Result so far: 34812.0
Deduct 1220 from 1494 and we're left with 274.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2740, and continue the process.

Moving on to step 9:
610 can be fit into 2740 4 times, resulting in a remainder of 300.
Write down 4 as next digit of the result. 
Result so far: 34812.4
Subtracting 2440 from 2740 leaves us with 300.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3000, and continue the process.

Moving on to step 10:
610 goes into 3000 4 times with a remainder of 560.
The number 4 becomes the next digit in our result. 
Result so far: 34812.44
Deduct 2440 from 3000 and we're left with 560.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5600, and continue the process.

The quotient of the division is 34812.44, and the remainder is 0.56.