12900081 divided by 862 
The aim is to understand the frequency of 862 in 12900081.

Advancing to step 1:
If we divide 1 by 862, we get 0 and a remainder of 1.
Use 0 as the next digit of our solution. 
Result so far: 0.0
Subtracting 0 from 1 leaves us with 1.
Bring next digit (2) of the dividend behind the 1 and repeat the process: 12 / 862

Advancing to step 2:
If we divide 12 by 862, we get 0 and a remainder of 12.
The number 0 becomes the next digit in our result. 
Result so far: 0.0
If we take 0 away from 12, we end up with 12.
Take the next digit (9) from the dividend and append it to 12, then repeat: 129 / 862

Going ahead to step 3:
129 divided by 862 is 0 with a remainder of 129.
Use 0 as the next digit of our solution. 
Result so far: 0.0
If we take 0 away from 129, we end up with 129.
Grab the next digit (0) from the dividend, add it to 129, then carry on: 1290 / 862

Advancing to step 4:
862 goes into 1290 1 times with a remainder of 428.
The number 1 becomes the next digit in our result. 
Result so far: 1.0
If we subtract 862 from 1290, we get 428.
Take the next digit (0) from the dividend and append it to 428, then repeat: 4280 / 862

Let's proceed to step 5:
When dividing 4280 by 862, we get 4 with a remainder of 832.
The number 4 becomes the next digit in our result. 
Result so far: 14.0
Subtracting 3448 from 4280 leaves us with 832.
Append the next digit (0) from the dividend to 832 and continue with: 8320 / 862

Going ahead to step 6:
862 goes into 8320 9 times with a remainder of 562.
Put 9 as the next digit of the answer. 
Result so far: 149.0
If we subtract 7758 from 8320, we get 562.
Include the next digit (8) from the dividend after 562, then repeat: 5628 / 862

Let's proceed to step 7:
If we divide 5628 by 862, we get 6 and a remainder of 456.
The next digit of our result is 6. 
Result so far: 1496.0
Subtract 5172 from 5628 to get 456.
Fetch the next digit (1) from the dividend, attach it to 456 and continue: 4561 / 862

Advancing to step 8:
862 can be fit into 4561 5 times, resulting in a remainder of 251.
The next digit of our result is 5. 
Result so far: 14965.0
Subtract 4310 from 4561 to get 251.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2510, and continue the process.

Moving on to step 9:
862 can be fit into 2510 2 times, resulting in a remainder of 786.
Use 2 as the next digit of our solution. 
Result so far: 14965.2
If we subtract 1724 from 2510, we get 786.
Since there are no more digits in the dividend, we add a zero to the remainder making it 7860, and continue the process.

Going ahead to step 10:
The number 862 fits into 7860 9 times, leaving a remainder of 102.
Record the quotient 9 as the next digit in the result. 
Result so far: 14965.29
Subtract 7758 from 7860 to get 102.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1020, and continue the process.

Moving on to step 11:
862 can be fit into 1020 1 times, resulting in a remainder of 158.
Use 1 as the next digit of our solution. 
Result so far: 14965.291
The remainder is 158 after subtracting 862 from 1020.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1580, and continue the process.

Advancing to step 12:
862 goes into 1580 1 times with a remainder of 718.
The next digit of our result is 1. 
Result so far: 14965.2911
Subtracting 862 from 1580 leaves us with 718.
Since there are no more digits in the dividend, we add a zero to the remainder making it 7180, and continue the process.

The final result is 14965.2911 with a remainder of 0.00718.