21588308 divided by 547 
The aim is to understand the frequency of 547 in 21588308.

Step 1:
547 can be fit into 2 0 times, resulting in a remainder of 2.
Record the quotient 0 as the next digit in the result. 
Result so far: 0.0
If we take 0 away from 2, we end up with 2.
Fetch the next digit (1) from the dividend, attach it to 2 and continue: 21 / 547

Let's proceed to step 2:
When dividing 21 by 547, we get 0 with a remainder of 21.
The next digit of our result is 0. 
Result so far: 0.0
The remainder is 21 after subtracting 0 from 21.
Include the next digit (5) from the dividend after 21, then repeat: 215 / 547

Advancing to step 3:
547 can be fit into 215 0 times, resulting in a remainder of 215.
Write down 0 as next digit of the result. 
Result so far: 0.0
If we subtract 0 from 215, we get 215.
Take the next digit (8) from the dividend and append it to 215, then repeat: 2158 / 547

Advancing to step 4:
When dividing 2158 by 547, we get 3 with a remainder of 517.
The next digit of our result is 3. 
Result so far: 3.0
If we take 1641 away from 2158, we end up with 517.
Grab the next digit (8) from the dividend, add it to 517, then carry on: 5178 / 547

Let's proceed to step 5:
The number 547 fits into 5178 9 times, leaving a remainder of 255.
Write down 9 as next digit of the result. 
Result so far: 39.0
Subtracting 4923 from 5178 leaves us with 255.
Include the next digit (3) from the dividend after 255, then repeat: 2553 / 547

Step 6:
547 can be fit into 2553 4 times, resulting in a remainder of 365.
Write down 4 as next digit of the result. 
Result so far: 394.0
Subtract 2188 from 2553 to get 365.
Append the next digit (0) from the dividend to 365 and continue with: 3650 / 547

Advancing to step 7:
547 can be fit into 3650 6 times, resulting in a remainder of 368.
Record the quotient 6 as the next digit in the result. 
Result so far: 3946.0
Subtract 3282 from 3650 to get 368.
Include the next digit (8) from the dividend after 368, then repeat: 3688 / 547

Going ahead to step 8:
547 can be fit into 3688 6 times, resulting in a remainder of 406.
Write down 6 as next digit of the result. 
Result so far: 39466.0
The remainder is 406 after subtracting 3282 from 3688.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4060, and continue the process.

On to step 9:
4060 divided by 547 is 7 with a remainder of 231.
Write down 7 as next digit of the result. 
Result so far: 39466.7
If we subtract 3829 from 4060, we get 231.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2310, and continue the process.

Going ahead to step 10:
If we divide 2310 by 547, we get 4 and a remainder of 122.
Put 4 as the next digit of the answer. 
Result so far: 39466.74
The remainder is 122 after subtracting 2188 from 2310.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1220, and continue the process.

Moving on to step 11:
The number 547 fits into 1220 2 times, leaving a remainder of 126.
The number 2 becomes the next digit in our result. 
Result so far: 39466.742
Subtract 1094 from 1220 to get 126.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1260, and continue the process.

Let's proceed to step 12:
547 goes into 1260 2 times with a remainder of 166.
Use 2 as the next digit of our solution. 
Result so far: 39466.7422
If we take 1094 away from 1260, we end up with 166.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1660, and continue the process.

The final outcome is 39466.7422, with a leftover of 0.00166.