42148622 divided by 819 
The aim is to understand the frequency of 819 in 42148622.

On to step 1:
The number 819 fits into 4 0 times, leaving a remainder of 4.
Use 0 as the next digit of our solution. 
Result so far: 0.0
Deduct 0 from 4 and we're left with 4.
Include the next digit (2) from the dividend after 4, then repeat: 42 / 819

Moving on to step 2:
42 divided by 819 is 0 with a remainder of 42.
Use 0 as the next digit of our solution. 
Result so far: 0.0
If we take 0 away from 42, we end up with 42.
Append the next digit (1) from the dividend to 42 and continue with: 421 / 819

On to step 3:
819 can be fit into 421 0 times, resulting in a remainder of 421.
Use 0 as the next digit of our solution. 
Result so far: 0.0
The remainder is 421 after subtracting 0 from 421.
Bring next digit (4) of the dividend behind the 421 and repeat the process: 4214 / 819

Advancing to step 4:
The number 819 fits into 4214 5 times, leaving a remainder of 119.
The next digit of our result is 5. 
Result so far: 5.0
If we take 4095 away from 4214, we end up with 119.
Bring next digit (8) of the dividend behind the 119 and repeat the process: 1198 / 819

Moving on to step 5:
819 goes into 1198 1 times with a remainder of 379.
Put 1 as the next digit of the answer. 
Result so far: 51.0
The remainder is 379 after subtracting 819 from 1198.
Append the next digit (6) from the dividend to 379 and continue with: 3796 / 819

Step 6:
819 can be fit into 3796 4 times, resulting in a remainder of 520.
Put 4 as the next digit of the answer. 
Result so far: 514.0
Deduct 3276 from 3796 and we're left with 520.
Include the next digit (2) from the dividend after 520, then repeat: 5202 / 819

Moving on to step 7:
If we divide 5202 by 819, we get 6 and a remainder of 288.
The next digit of our result is 6. 
Result so far: 5146.0
Deduct 4914 from 5202 and we're left with 288.
Take the next digit (2) from the dividend and append it to 288, then repeat: 2882 / 819

Step 8:
819 goes into 2882 3 times with a remainder of 425.
Write down 3 as next digit of the result. 
Result so far: 51463.0
The remainder is 425 after subtracting 2457 from 2882.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4250, and continue the process.

Step 9:
If we divide 4250 by 819, we get 5 and a remainder of 155.
The number 5 becomes the next digit in our result. 
Result so far: 51463.5
The remainder is 155 after subtracting 4095 from 4250.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1550, and continue the process.

Moving on to step 10:
819 goes into 1550 1 times with a remainder of 731.
Use 1 as the next digit of our solution. 
Result so far: 51463.51
If we subtract 819 from 1550, we get 731.
Since there are no more digits in the dividend, we add a zero to the remainder making it 7310, and continue the process.

On to step 11:
7310 divided by 819 is 8 with a remainder of 758.
Record the quotient 8 as the next digit in the result. 
Result so far: 51463.518
Deduct 6552 from 7310 and we're left with 758.
Since there are no more digits in the dividend, we add a zero to the remainder making it 7580, and continue the process.

Advancing to step 12:
819 goes into 7580 9 times with a remainder of 209.
Write down 9 as next digit of the result. 
Result so far: 51463.5189
Deduct 7371 from 7580 and we're left with 209.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2090, and continue the process.

Step 13:
2090 divided by 819 is 2 with a remainder of 452.
Record the quotient 2 as the next digit in the result. 
Result so far: 51463.51892
If we take 1638 away from 2090, we end up with 452.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4520, and continue the process.

Going ahead to step 14:
When dividing 4520 by 819, we get 5 with a remainder of 425.
Put 5 as the next digit of the answer. 
Result so far: 51463.518925
Deduct 4095 from 4520 and we're left with 425.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4250, and continue the process.

Advancing to step 15:
4250 divided by 819 is 5 with a remainder of 155.
The next digit of our result is 5. 
Result so far: 51463.5189255
If we take 4095 away from 4250, we end up with 155.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1550, and continue the process.

Our division results in 51463.5189255 with a remaining 1.55e-06.