18747935 ÷ 619 
The aim is to understand the frequency of 619 in 18747935.

Step 1:
619 can be fit into 1 0 times, resulting in a remainder of 1.
The number 0 becomes the next digit in our result. 
Result so far: 0.0
If we subtract 0 from 1, we get 1.
Grab the next digit (8) from the dividend, add it to 1, then carry on: 18 / 619

Let's proceed to step 2:
18 divided by 619 is 0 with a remainder of 18.
Use 0 as the next digit of our solution. 
Result so far: 0.0
If we take 0 away from 18, we end up with 18.
Include the next digit (7) from the dividend after 18, then repeat: 187 / 619

Moving on to step 3:
The number 619 fits into 187 0 times, leaving a remainder of 187.
Put 0 as the next digit of the answer. 
Result so far: 0.0
If we subtract 0 from 187, we get 187.
Fetch the next digit (4) from the dividend, attach it to 187 and continue: 1874 / 619

Let's proceed to step 4:
1874 divided by 619 is 3 with a remainder of 17.
Record the quotient 3 as the next digit in the result. 
Result so far: 3.0
The remainder is 17 after subtracting 1857 from 1874.
Include the next digit (7) from the dividend after 17, then repeat: 177 / 619

Advancing to step 5:
If we divide 177 by 619, we get 0 and a remainder of 177.
Use 0 as the next digit of our solution. 
Result so far: 30.0
The remainder is 177 after subtracting 0 from 177.
Take the next digit (9) from the dividend and append it to 177, then repeat: 1779 / 619

Advancing to step 6:
The number 619 fits into 1779 2 times, leaving a remainder of 541.
The next digit of our result is 2. 
Result so far: 302.0
Deduct 1238 from 1779 and we're left with 541.
Fetch the next digit (3) from the dividend, attach it to 541 and continue: 5413 / 619

Moving on to step 7:
When dividing 5413 by 619, we get 8 with a remainder of 461.
Record the quotient 8 as the next digit in the result. 
Result so far: 3028.0
Deduct 4952 from 5413 and we're left with 461.
Include the next digit (5) from the dividend after 461, then repeat: 4615 / 619

On to step 8:
619 goes into 4615 7 times with a remainder of 282.
Use 7 as the next digit of our solution. 
Result so far: 30287.0
The remainder is 282 after subtracting 4333 from 4615.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2820, and continue the process.

Let's proceed to step 9:
If we divide 2820 by 619, we get 4 and a remainder of 344.
The next digit of our result is 4. 
Result so far: 30287.4
If we subtract 2476 from 2820, we get 344.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3440, and continue the process.

Step 10:
When dividing 3440 by 619, we get 5 with a remainder of 345.
Write down 5 as next digit of the result. 
Result so far: 30287.45
Subtracting 3095 from 3440 leaves us with 345.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3450, and continue the process.

Step 11:
The number 619 fits into 3450 5 times, leaving a remainder of 355.
The number 5 becomes the next digit in our result. 
Result so far: 30287.455
Deduct 3095 from 3450 and we're left with 355.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3550, and continue the process.

The quotient of the division is 30287.455, and the remainder is 0.0355.