11752766 divided by 401 
The aim is to understand the frequency of 401 in 11752766.

Going ahead to step 1:
When dividing 1 by 401, we get 0 with a remainder of 1.
Use 0 as the next digit of our solution. 
Result so far: 0.0
Deduct 0 from 1 and we're left with 1.
Include the next digit (1) from the dividend after 1, then repeat: 11 / 401

Let's proceed to step 2:
401 can be fit into 11 0 times, resulting in a remainder of 11.
Put 0 as the next digit of the answer. 
Result so far: 0.0
Subtracting 0 from 11 leaves us with 11.
Include the next digit (7) from the dividend after 11, then repeat: 117 / 401

Advancing to step 3:
If we divide 117 by 401, we get 0 and a remainder of 117.
Use 0 as the next digit of our solution. 
Result so far: 0.0
The remainder is 117 after subtracting 0 from 117.
Take the next digit (5) from the dividend and append it to 117, then repeat: 1175 / 401

Step 4:
1175 divided by 401 is 2 with a remainder of 373.
Put 2 as the next digit of the answer. 
Result so far: 2.0
The remainder is 373 after subtracting 802 from 1175.
Fetch the next digit (2) from the dividend, attach it to 373 and continue: 3732 / 401

Let's proceed to step 5:
The number 401 fits into 3732 9 times, leaving a remainder of 123.
Record the quotient 9 as the next digit in the result. 
Result so far: 29.0
If we subtract 3609 from 3732, we get 123.
Append the next digit (7) from the dividend to 123 and continue with: 1237 / 401

Moving on to step 6:
The number 401 fits into 1237 3 times, leaving a remainder of 34.
Put 3 as the next digit of the answer. 
Result so far: 293.0
Subtracting 1203 from 1237 leaves us with 34.
Append the next digit (6) from the dividend to 34 and continue with: 346 / 401

Moving on to step 7:
346 divided by 401 is 0 with a remainder of 346.
Write down 0 as next digit of the result. 
Result so far: 2930.0
The remainder is 346 after subtracting 0 from 346.
Include the next digit (6) from the dividend after 346, then repeat: 3466 / 401

Going ahead to step 8:
401 can be fit into 3466 8 times, resulting in a remainder of 258.
The next digit of our result is 8. 
Result so far: 29308.0
The remainder is 258 after subtracting 3208 from 3466.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2580, and continue the process.

Let's proceed to step 9:
If we divide 2580 by 401, we get 6 and a remainder of 174.
Put 6 as the next digit of the answer. 
Result so far: 29308.6
The remainder is 174 after subtracting 2406 from 2580.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1740, and continue the process.

Let's proceed to step 10:
1740 divided by 401 is 4 with a remainder of 136.
Put 4 as the next digit of the answer. 
Result so far: 29308.64
If we take 1604 away from 1740, we end up with 136.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1360, and continue the process.

Moving on to step 11:
The number 401 fits into 1360 3 times, leaving a remainder of 157.
Put 3 as the next digit of the answer. 
Result so far: 29308.643
Subtracting 1203 from 1360 leaves us with 157.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1570, and continue the process.

Moving on to step 12:
When dividing 1570 by 401, we get 3 with a remainder of 367.
Use 3 as the next digit of our solution. 
Result so far: 29308.6433
Deduct 1203 from 1570 and we're left with 367.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3670, and continue the process.

Our division results in 29308.6433 with a remaining 0.00367.