22391581 ÷ 556 
The aim is to understand the frequency of 556 in 22391581.

Advancing to step 1:
556 goes into 2 0 times with a remainder of 2.
The number 0 becomes the next digit in our result. 
Result so far: 0.0
Deduct 0 from 2 and we're left with 2.
Bring next digit (2) of the dividend behind the 2 and repeat the process: 22 / 556

Advancing to step 2:
556 can be fit into 22 0 times, resulting in a remainder of 22.
The number 0 becomes the next digit in our result. 
Result so far: 0.0
The remainder is 22 after subtracting 0 from 22.
Grab the next digit (3) from the dividend, add it to 22, then carry on: 223 / 556

Moving on to step 3:
556 can be fit into 223 0 times, resulting in a remainder of 223.
Record the quotient 0 as the next digit in the result. 
Result so far: 0.0
If we subtract 0 from 223, we get 223.
Bring next digit (9) of the dividend behind the 223 and repeat the process: 2239 / 556

Let's proceed to step 4:
When dividing 2239 by 556, we get 4 with a remainder of 15.
The number 4 becomes the next digit in our result. 
Result so far: 4.0
If we subtract 2224 from 2239, we get 15.
Grab the next digit (1) from the dividend, add it to 15, then carry on: 151 / 556

Advancing to step 5:
When dividing 151 by 556, we get 0 with a remainder of 151.
Write down 0 as next digit of the result. 
Result so far: 40.0
If we subtract 0 from 151, we get 151.
Include the next digit (5) from the dividend after 151, then repeat: 1515 / 556

Advancing to step 6:
1515 divided by 556 is 2 with a remainder of 403.
The next digit of our result is 2. 
Result so far: 402.0
The remainder is 403 after subtracting 1112 from 1515.
Include the next digit (8) from the dividend after 403, then repeat: 4038 / 556

On to step 7:
556 goes into 4038 7 times with a remainder of 146.
The next digit of our result is 7. 
Result so far: 4027.0
If we subtract 3892 from 4038, we get 146.
Take the next digit (1) from the dividend and append it to 146, then repeat: 1461 / 556

Let's proceed to step 8:
1461 divided by 556 is 2 with a remainder of 349.
The number 2 becomes the next digit in our result. 
Result so far: 40272.0
The remainder is 349 after subtracting 1112 from 1461.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3490, and continue the process.

Moving on to step 9:
556 goes into 3490 6 times with a remainder of 154.
The number 6 becomes the next digit in our result. 
Result so far: 40272.6
Deduct 3336 from 3490 and we're left with 154.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1540, and continue the process.

Step 10:
556 goes into 1540 2 times with a remainder of 428.
Use 2 as the next digit of our solution. 
Result so far: 40272.62
If we take 1112 away from 1540, we end up with 428.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4280, and continue the process.

Step 11:
When dividing 4280 by 556, we get 7 with a remainder of 388.
Use 7 as the next digit of our solution. 
Result so far: 40272.627
Subtracting 3892 from 4280 leaves us with 388.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3880, and continue the process.

Advancing to step 12:
If we divide 3880 by 556, we get 6 and a remainder of 544.
Write down 6 as next digit of the result. 
Result so far: 40272.6276
Subtract 3336 from 3880 to get 544.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5440, and continue the process.

Going ahead to step 13:
If we divide 5440 by 556, we get 9 and a remainder of 436.
The next digit of our result is 9. 
Result so far: 40272.62769
Deduct 5004 from 5440 and we're left with 436.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4360, and continue the process.

Let's proceed to step 14:
4360 divided by 556 is 7 with a remainder of 468.
Use 7 as the next digit of our solution. 
Result so far: 40272.627697
Subtract 3892 from 4360 to get 468.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4680, and continue the process.

Let's proceed to step 15:
The number 556 fits into 4680 8 times, leaving a remainder of 232.
Use 8 as the next digit of our solution. 
Result so far: 40272.6276978
Subtract 4448 from 4680 to get 232.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2320, and continue the process.

On to step 16:
556 can be fit into 2320 4 times, resulting in a remainder of 96.
Put 4 as the next digit of the answer. 
Result so far: 40272.62769784
If we subtract 2224 from 2320, we get 96.
Since there are no more digits in the dividend, we add a zero to the remainder making it 960, and continue the process.

Our division results in 40272.62769784 with a remaining 9.6e-08.