555923 divided by 39 
The aim is to understand the frequency of 39 in 555923.

On to step 1:
39 goes into 5 0 times with a remainder of 5.
The next digit of our result is 0. 
Result so far: 0.0
If we subtract 0 from 5, we get 5.
Append the next digit (5) from the dividend to 5 and continue with: 55 / 39

Moving on to step 2:
39 goes into 55 1 times with a remainder of 16.
The next digit of our result is 1. 
Result so far: 1.0
Subtract 39 from 55 to get 16.
Fetch the next digit (5) from the dividend, attach it to 16 and continue: 165 / 39

On to step 3:
If we divide 165 by 39, we get 4 and a remainder of 9.
The number 4 becomes the next digit in our result. 
Result so far: 14.0
If we take 156 away from 165, we end up with 9.
Include the next digit (9) from the dividend after 9, then repeat: 99 / 39

Advancing to step 4:
If we divide 99 by 39, we get 2 and a remainder of 21.
The next digit of our result is 2. 
Result so far: 142.0
Subtracting 78 from 99 leaves us with 21.
Take the next digit (2) from the dividend and append it to 21, then repeat: 212 / 39

Let's proceed to step 5:
39 can be fit into 212 5 times, resulting in a remainder of 17.
The next digit of our result is 5. 
Result so far: 1425.0
The remainder is 17 after subtracting 195 from 212.
Take the next digit (3) from the dividend and append it to 17, then repeat: 173 / 39

Let's proceed to step 6:
If we divide 173 by 39, we get 4 and a remainder of 17.
The next digit of our result is 4. 
Result so far: 14254.0
Subtracting 156 from 173 leaves us with 17.
Since there are no more digits in the dividend, we add a zero to the remainder making it 170, and continue the process.

Step 7:
39 can be fit into 170 4 times, resulting in a remainder of 14.
The next digit of our result is 4. 
Result so far: 14254.4
The remainder is 14 after subtracting 156 from 170.
Since there are no more digits in the dividend, we add a zero to the remainder making it 140, and continue the process.

On to step 8:
39 goes into 140 3 times with a remainder of 23.
Put 3 as the next digit of the answer. 
Result so far: 14254.43
Subtract 117 from 140 to get 23.
Since there are no more digits in the dividend, we add a zero to the remainder making it 230, and continue the process.

Step 9:
When dividing 230 by 39, we get 5 with a remainder of 35.
Use 5 as the next digit of our solution. 
Result so far: 14254.435
Subtracting 195 from 230 leaves us with 35.
Since there are no more digits in the dividend, we add a zero to the remainder making it 350, and continue the process.

Moving on to step 10:
39 can be fit into 350 8 times, resulting in a remainder of 38.
The number 8 becomes the next digit in our result. 
Result so far: 14254.4358
The remainder is 38 after subtracting 312 from 350.
Since there are no more digits in the dividend, we add a zero to the remainder making it 380, and continue the process.

On to step 11:
If we divide 380 by 39, we get 9 and a remainder of 29.
Write down 9 as next digit of the result. 
Result so far: 14254.43589
The remainder is 29 after subtracting 351 from 380.
Since there are no more digits in the dividend, we add a zero to the remainder making it 290, and continue the process.

Moving on to step 12:
39 can be fit into 290 7 times, resulting in a remainder of 17.
Use 7 as the next digit of our solution. 
Result so far: 14254.435897
Subtract 273 from 290 to get 17.
Since there are no more digits in the dividend, we add a zero to the remainder making it 170, and continue the process.

Advancing to step 13:
39 can be fit into 170 4 times, resulting in a remainder of 14.
Write down 4 as next digit of the result. 
Result so far: 14254.4358974
Subtracting 156 from 170 leaves us 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.

Let's proceed to step 14:
140 divided by 39 is 3 with a remainder of 23.
Put 3 as the next digit of the answer. 
Result so far: 14254.43589743
Subtracting 117 from 140 leaves us with 23.
Since there are no more digits in the dividend, we add a zero to the remainder making it 230, and continue the process.

The final result is 14254.43589743 with a remainder of 2.3e-08.