20386411 divided by 513 
The aim is to understand the frequency of 513 in 20386411.

Moving on to step 1:
If we divide 2 by 513, we get 0 and a remainder of 2.
The number 0 becomes the next digit in our result. 
Result so far: 0.0
If we take 0 away from 2, we end up with 2.
Bring next digit (0) of the dividend behind the 2 and repeat the process: 20 / 513

Let's proceed to step 2:
The number 513 fits into 20 0 times, leaving a remainder of 20.
The number 0 becomes the next digit in our result. 
Result so far: 0.0
If we take 0 away from 20, we end up with 20.
Include the next digit (3) from the dividend after 20, then repeat: 203 / 513

Step 3:
If we divide 203 by 513, we get 0 and a remainder of 203.
The next digit of our result is 0. 
Result so far: 0.0
Subtract 0 from 203 to get 203.
Bring next digit (8) of the dividend behind the 203 and repeat the process: 2038 / 513

Moving on to step 4:
2038 divided by 513 is 3 with a remainder of 499.
Put 3 as the next digit of the answer. 
Result so far: 3.0
The remainder is 499 after subtracting 1539 from 2038.
Include the next digit (6) from the dividend after 499, then repeat: 4996 / 513

Going ahead to step 5:
The number 513 fits into 4996 9 times, leaving a remainder of 379.
Put 9 as the next digit of the answer. 
Result so far: 39.0
If we subtract 4617 from 4996, we get 379.
Fetch the next digit (4) from the dividend, attach it to 379 and continue: 3794 / 513

On to step 6:
513 can be fit into 3794 7 times, resulting in a remainder of 203.
Put 7 as the next digit of the answer. 
Result so far: 397.0
Deduct 3591 from 3794 and we're left with 203.
Bring next digit (1) of the dividend behind the 203 and repeat the process: 2031 / 513

Going ahead to step 7:
When dividing 2031 by 513, we get 3 with a remainder of 492.
The number 3 becomes the next digit in our result. 
Result so far: 3973.0
The remainder is 492 after subtracting 1539 from 2031.
Take the next digit (1) from the dividend and append it to 492, then repeat: 4921 / 513

Moving on to step 8:
4921 divided by 513 is 9 with a remainder of 304.
The next digit of our result is 9. 
Result so far: 39739.0
Subtract 4617 from 4921 to get 304.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3040, and continue the process.

On to step 9:
When dividing 3040 by 513, we get 5 with a remainder of 475.
The number 5 becomes the next digit in our result. 
Result so far: 39739.5
Subtract 2565 from 3040 to get 475.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4750, and continue the process.

On to step 10:
513 can be fit into 4750 9 times, resulting in a remainder of 133.
The number 9 becomes the next digit in our result. 
Result so far: 39739.59
Subtract 4617 from 4750 to get 133.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1330, and continue the process.

Moving on to step 11:
When dividing 1330 by 513, we get 2 with a remainder of 304.
Write down 2 as next digit of the result. 
Result so far: 39739.592
Subtract 1026 from 1330 to get 304.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3040, and continue the process.

Let's proceed to step 12:
513 can be fit into 3040 5 times, resulting in a remainder of 475.
The number 5 becomes the next digit in our result. 
Result so far: 39739.5925
Subtract 2565 from 3040 to get 475.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4750, and continue the process.

Step 13:
513 can be fit into 4750 9 times, resulting in a remainder of 133.
The next digit of our result is 9. 
Result so far: 39739.59259
If we subtract 4617 from 4750, we get 133.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1330, and continue the process.

On to step 14:
1330 divided by 513 is 2 with a remainder of 304.
Use 2 as the next digit of our solution. 
Result so far: 39739.592592
Deduct 1026 from 1330 and we're left with 304.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3040, and continue the process.

Advancing to step 15:
513 can be fit into 3040 5 times, resulting in a remainder of 475.
The number 5 becomes the next digit in our result. 
Result so far: 39739.5925925
Deduct 2565 from 3040 and we're left with 475.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4750, and continue the process.

Going ahead to step 16:
4750 divided by 513 is 9 with a remainder of 133.
Put 9 as the next digit of the answer. 
Result so far: 39739.59259259
The remainder is 133 after subtracting 4617 from 4750.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1330, and continue the process.

The final outcome is 39739.59259259, with a leftover of 1.33e-07.