57661781 divided by 231 
The aim is to understand the frequency of 231 in 57661781.

Let's proceed to step 1:
231 can be fit into 5 0 times, resulting in a remainder of 5.
Write down 0 as next digit of the result. 
Result so far: 0.0
If we take 0 away from 5, we end up with 5.
Grab the next digit (7) from the dividend, add it to 5, then carry on: 57 / 231

Going ahead to step 2:
When dividing 57 by 231, we get 0 with a remainder of 57.
Record the quotient 0 as the next digit in the result. 
Result so far: 0.0
Subtract 0 from 57 to get 57.
Take the next digit (6) from the dividend and append it to 57, then repeat: 576 / 231

Let's proceed to step 3:
231 goes into 576 2 times with a remainder of 114.
The number 2 becomes the next digit in our result. 
Result so far: 2.0
Subtracting 462 from 576 leaves us with 114.
Grab the next digit (6) from the dividend, add it to 114, then carry on: 1146 / 231

Moving on to step 4:
The number 231 fits into 1146 4 times, leaving a remainder of 222.
Put 4 as the next digit of the answer. 
Result so far: 24.0
Deduct 924 from 1146 and we're left with 222.
Grab the next digit (1) from the dividend, add it to 222, then carry on: 2221 / 231

Moving on to step 5:
231 goes into 2221 9 times with a remainder of 142.
Put 9 as the next digit of the answer. 
Result so far: 249.0
The remainder is 142 after subtracting 2079 from 2221.
Bring next digit (7) of the dividend behind the 142 and repeat the process: 1427 / 231

Advancing to step 6:
1427 divided by 231 is 6 with a remainder of 41.
Put 6 as the next digit of the answer. 
Result so far: 2496.0
If we take 1386 away from 1427, we end up with 41.
Grab the next digit (8) from the dividend, add it to 41, then carry on: 418 / 231

Let's proceed to step 7:
If we divide 418 by 231, we get 1 and a remainder of 187.
Use 1 as the next digit of our solution. 
Result so far: 24961.0
Subtracting 231 from 418 leaves us with 187.
Include the next digit (1) from the dividend after 187, then repeat: 1871 / 231

Let's proceed to step 8:
The number 231 fits into 1871 8 times, leaving a remainder of 23.
The next digit of our result is 8. 
Result so far: 249618.0
Subtract 1848 from 1871 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 231, we get 0 with a remainder of 230.
Write down 0 as next digit of the result. 
Result so far: 249618.0
Subtract 0 from 230 to get 230.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2300, and continue the process.

Advancing to step 10:
If we divide 2300 by 231, we get 9 and a remainder of 221.
Write down 9 as next digit of the result. 
Result so far: 249618.09
Deduct 2079 from 2300 and we're left with 221.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2210, and continue the process.

Step 11:
2210 divided by 231 is 9 with a remainder of 131.
The next digit of our result is 9. 
Result so far: 249618.099
If we take 2079 away from 2210, we end up with 131.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1310, and continue the process.

In conclusion, the division gives 249618.099 with a balance of 0.0131.