We're dividing 52638419 by 123 
We want to figure out the number of times 52638419 can be divided by 123.

Moving on to step 1:
123 goes into 5 0 times with a remainder of 5.
Put 0 as the next digit of the answer. 
Result so far: 0.0
The remainder is 5 after subtracting 0 from 5.
Take the next digit (2) from the dividend and append it to 5, then repeat: 52 / 123

Step 2:
123 can be fit into 52 0 times, resulting in a remainder of 52.
Put 0 as the next digit of the answer. 
Result so far: 0.0
Subtracting 0 from 52 leaves us with 52.
Take the next digit (6) from the dividend and append it to 52, then repeat: 526 / 123

Going ahead to step 3:
526 divided by 123 is 4 with a remainder of 34.
Use 4 as the next digit of our solution. 
Result so far: 4.0
If we subtract 492 from 526, we get 34.
Take the next digit (3) from the dividend and append it to 34, then repeat: 343 / 123

Going ahead to step 4:
When dividing 343 by 123, we get 2 with a remainder of 97.
Use 2 as the next digit of our solution. 
Result so far: 42.0
Deduct 246 from 343 and we're left with 97.
Grab the next digit (8) from the dividend, add it to 97, then carry on: 978 / 123

Step 5:
123 can be fit into 978 7 times, resulting in a remainder of 117.
The next digit of our result is 7. 
Result so far: 427.0
Deduct 861 from 978 and we're left with 117.
Take the next digit (4) from the dividend and append it to 117, then repeat: 1174 / 123

Advancing to step 6:
If we divide 1174 by 123, we get 9 and a remainder of 67.
Record the quotient 9 as the next digit in the result. 
Result so far: 4279.0
Deduct 1107 from 1174 and we're left with 67.
Fetch the next digit (1) from the dividend, attach it to 67 and continue: 671 / 123

On to step 7:
If we divide 671 by 123, we get 5 and a remainder of 56.
The number 5 becomes the next digit in our result. 
Result so far: 42795.0
Subtracting 615 from 671 leaves us with 56.
Include the next digit (9) from the dividend after 56, then repeat: 569 / 123

Advancing to step 8:
123 can be fit into 569 4 times, resulting in a remainder of 77.
Put 4 as the next digit of the answer. 
Result so far: 427954.0
Deduct 492 from 569 and we're left with 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 9:
123 can be fit into 770 6 times, resulting in a remainder of 32.
Put 6 as the next digit of the answer. 
Result so far: 427954.6
Subtract 738 from 770 to get 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 10:
123 goes into 320 2 times with a remainder of 74.
Use 2 as the next digit of our solution. 
Result so far: 427954.62
Subtracting 246 from 320 leaves us with 74.
Since there are no more digits in the dividend, we add a zero to the remainder making it 740, and continue the process.

Advancing to step 11:
When dividing 740 by 123, we get 6 with a remainder of 2.
Record the quotient 6 as the next digit in the result. 
Result so far: 427954.626
Deduct 738 from 740 and we're left with 2.
Since there are no more digits in the dividend, we add a zero to the remainder making it 20, and continue the process.

Advancing to step 12:
When dividing 20 by 123, we get 0 with a remainder of 20.
Record the quotient 0 as the next digit in the result. 
Result so far: 427954.626
The remainder is 20 after subtracting 0 from 20.
Since there are no more digits in the dividend, we add a zero to the remainder making it 200, and continue the process.

Moving on to step 13:
If we divide 200 by 123, we get 1 and a remainder of 77.
The next digit of our result is 1. 
Result so far: 427954.62601
If we subtract 123 from 200, 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.

Step 14:
123 goes into 770 6 times with a remainder of 32.
Write down 6 as next digit of the result. 
Result so far: 427954.626016
Subtracting 738 from 770 leaves us 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:
123 can be fit into 320 2 times, resulting in a remainder of 74.
Write down 2 as next digit of the result. 
Result so far: 427954.6260162
Subtracting 246 from 320 leaves us with 74.
Since there are no more digits in the dividend, we add a zero to the remainder making it 740, and continue the process.

Going ahead to step 16:
When dividing 740 by 123, we get 6 with a remainder of 2.
Record the quotient 6 as the next digit in the result. 
Result so far: 427954.62601626
Subtract 738 from 740 to get 2.
Since there are no more digits in the dividend, we add a zero to the remainder making it 20, and continue the process.

Our division results in 427954.62601626 with a remaining 2e-09.