51172879 ÷ 570 
We want to figure out the number of times 51172879 can be divided by 570.

Let's proceed to step 1:
570 goes into 5 0 times with a remainder of 5.
Use 0 as the next digit of our solution. 
Result so far: 0.0
Deduct 0 from 5 and we're left with 5.
Include the next digit (1) from the dividend after 5, then repeat: 51 / 570

Going ahead to step 2:
570 can be fit into 51 0 times, resulting in a remainder of 51.
Record the quotient 0 as the next digit in the result. 
Result so far: 0.0
Deduct 0 from 51 and we're left with 51.
Take the next digit (1) from the dividend and append it to 51, then repeat: 511 / 570

Step 3:
570 can be fit into 511 0 times, resulting in a remainder of 511.
The next digit of our result is 0. 
Result so far: 0.0
The remainder is 511 after subtracting 0 from 511.
Grab the next digit (7) from the dividend, add it to 511, then carry on: 5117 / 570

Step 4:
When dividing 5117 by 570, we get 8 with a remainder of 557.
Record the quotient 8 as the next digit in the result. 
Result so far: 8.0
The remainder is 557 after subtracting 4560 from 5117.
Bring next digit (2) of the dividend behind the 557 and repeat the process: 5572 / 570

On to step 5:
5572 divided by 570 is 9 with a remainder of 442.
Record the quotient 9 as the next digit in the result. 
Result so far: 89.0
Subtracting 5130 from 5572 leaves us with 442.
Grab the next digit (8) from the dividend, add it to 442, then carry on: 4428 / 570

Advancing to step 6:
The number 570 fits into 4428 7 times, leaving a remainder of 438.
The number 7 becomes the next digit in our result. 
Result so far: 897.0
Subtracting 3990 from 4428 leaves us with 438.
Bring next digit (7) of the dividend behind the 438 and repeat the process: 4387 / 570

Step 7:
If we divide 4387 by 570, we get 7 and a remainder of 397.
The number 7 becomes the next digit in our result. 
Result so far: 8977.0
If we take 3990 away from 4387, we end up with 397.
Append the next digit (9) from the dividend to 397 and continue with: 3979 / 570

Let's proceed to step 8:
570 goes into 3979 6 times with a remainder of 559.
The number 6 becomes the next digit in our result. 
Result so far: 89776.0
If we subtract 3420 from 3979, we get 559.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5590, and continue the process.

Step 9:
570 can be fit into 5590 9 times, resulting in a remainder of 460.
The next digit of our result is 9. 
Result so far: 89776.9
Deduct 5130 from 5590 and we're left with 460.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4600, and continue the process.

Going ahead to step 10:
570 goes into 4600 8 times with a remainder of 40.
Use 8 as the next digit of our solution. 
Result so far: 89776.98
If we take 4560 away from 4600, we end up with 40.
Since there are no more digits in the dividend, we add a zero to the remainder making it 400, and continue the process.

Step 11:
The number 570 fits into 400 0 times, leaving a remainder of 400.
Put 0 as the next digit of the answer. 
Result so far: 89776.98
Deduct 0 from 400 and we're left with 400.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4000, and continue the process.

Going ahead to step 12:
570 goes into 4000 7 times with a remainder of 10.
Write down 7 as next digit of the result. 
Result so far: 89776.9807
Subtract 3990 from 4000 to get 10.
Since there are no more digits in the dividend, we add a zero to the remainder making it 100, and continue the process.

Moving on to step 13:
If we divide 100 by 570, we get 0 and a remainder of 100.
The number 0 becomes the next digit in our result. 
Result so far: 89776.9807
Subtracting 0 from 100 leaves us with 100.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1000, and continue the process.

On to step 14:
1000 divided by 570 is 1 with a remainder of 430.
The next digit of our result is 1. 
Result so far: 89776.980701
Subtract 570 from 1000 to get 430.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4300, and continue the process.

Moving on to step 15:
570 goes into 4300 7 times with a remainder of 310.
Put 7 as the next digit of the answer. 
Result so far: 89776.9807017
Deduct 3990 from 4300 and we're left with 310.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3100, and continue the process.

Let's proceed to step 16:
If we divide 3100 by 570, we get 5 and a remainder of 250.
Use 5 as the next digit of our solution. 
Result so far: 89776.98070175
Deduct 2850 from 3100 and we're left with 250.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2500, and continue the process.

The final result is 89776.98070175 with a remainder of 2.5e-07.