19554551 divided by 881 
The aim is to understand the frequency of 881 in 19554551.

Let's proceed to step 1:
881 goes into 1 0 times with a remainder of 1.
Record the quotient 0 as the next digit in the result. 
Result so far: 0.0
If we take 0 away from 1, we end up with 1.
Include the next digit (9) from the dividend after 1, then repeat: 19 / 881

On to step 2:
881 goes into 19 0 times with a remainder of 19.
Put 0 as the next digit of the answer. 
Result so far: 0.0
Subtract 0 from 19 to get 19.
Fetch the next digit (5) from the dividend, attach it to 19 and continue: 195 / 881

Moving on to step 3:
881 goes into 195 0 times with a remainder of 195.
Write down 0 as next digit of the result. 
Result so far: 0.0
If we take 0 away from 195, we end up with 195.
Take the next digit (5) from the dividend and append it to 195, then repeat: 1955 / 881

On to step 4:
881 can be fit into 1955 2 times, resulting in a remainder of 193.
Put 2 as the next digit of the answer. 
Result so far: 2.0
Subtract 1762 from 1955 to get 193.
Bring next digit (4) of the dividend behind the 193 and repeat the process: 1934 / 881

On to step 5:
If we divide 1934 by 881, we get 2 and a remainder of 172.
Put 2 as the next digit of the answer. 
Result so far: 22.0
The remainder is 172 after subtracting 1762 from 1934.
Fetch the next digit (5) from the dividend, attach it to 172 and continue: 1725 / 881

Moving on to step 6:
881 goes into 1725 1 times with a remainder of 844.
The number 1 becomes the next digit in our result. 
Result so far: 221.0
Deduct 881 from 1725 and we're left with 844.
Include the next digit (5) from the dividend after 844, then repeat: 8445 / 881

Going ahead to step 7:
The number 881 fits into 8445 9 times, leaving a remainder of 516.
Put 9 as the next digit of the answer. 
Result so far: 2219.0
The remainder is 516 after subtracting 7929 from 8445.
Take the next digit (1) from the dividend and append it to 516, then repeat: 5161 / 881

On to step 8:
When dividing 5161 by 881, we get 5 with a remainder of 756.
Record the quotient 5 as the next digit in the result. 
Result so far: 22195.0
If we take 4405 away from 5161, we end up with 756.
Since there are no more digits in the dividend, we add a zero to the remainder making it 7560, and continue the process.

Moving on to step 9:
881 can be fit into 7560 8 times, resulting in a remainder of 512.
The next digit of our result is 8. 
Result so far: 22195.8
Deduct 7048 from 7560 and we're left with 512.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5120, and continue the process.

Step 10:
The number 881 fits into 5120 5 times, leaving a remainder of 715.
The next digit of our result is 5. 
Result so far: 22195.85
Deduct 4405 from 5120 and we're left with 715.
Since there are no more digits in the dividend, we add a zero to the remainder making it 7150, and continue the process.

Going ahead to step 11:
If we divide 7150 by 881, we get 8 and a remainder of 102.
Put 8 as the next digit of the answer. 
Result so far: 22195.858
The remainder is 102 after subtracting 7048 from 7150.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1020, and continue the process.

Advancing to step 12:
881 can be fit into 1020 1 times, resulting in a remainder of 139.
The next digit of our result is 1. 
Result so far: 22195.8581
The remainder is 139 after subtracting 881 from 1020.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1390, and continue the process.

Advancing to step 13:
1390 divided by 881 is 1 with a remainder of 509.
Write down 1 as next digit of the result. 
Result so far: 22195.85811
Deduct 881 from 1390 and we're left with 509.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5090, and continue the process.

After the division, we end up with 22195.85811 and a remainder of 0.000509.