Let's divide 51602609 by 722
We're looking to find how many times 722 goes into 51602609.

Moving on to step 1:
When dividing 5 by 722, we get 0 with a remainder of 5.
The next digit of our result is 0. 
Result so far: 0.0
If we subtract 0 from 5, we get 5.
Include the next digit (1) from the dividend after 5, then repeat: 51 / 722

Advancing to step 2:
51 divided by 722 is 0 with a remainder of 51.
Put 0 as the next digit of the answer. 
Result so far: 0.0
Subtracting 0 from 51 leaves us with 51.
Include the next digit (6) from the dividend after 51, then repeat: 516 / 722

Advancing to step 3:
722 goes into 516 0 times with a remainder of 516.
Use 0 as the next digit of our solution. 
Result so far: 0.0
Deduct 0 from 516 and we're left with 516.
Take the next digit (0) from the dividend and append it to 516, then repeat: 5160 / 722

Moving on to step 4:
722 can be fit into 5160 7 times, resulting in a remainder of 106.
Record the quotient 7 as the next digit in the result. 
Result so far: 7.0
Subtracting 5054 from 5160 leaves us with 106.
Bring next digit (2) of the dividend behind the 106 and repeat the process: 1062 / 722

On to step 5:
722 goes into 1062 1 times with a remainder of 340.
Write down 1 as next digit of the result. 
Result so far: 71.0
The remainder is 340 after subtracting 722 from 1062.
Grab the next digit (6) from the dividend, add it to 340, then carry on: 3406 / 722

Going ahead to step 6:
When dividing 3406 by 722, we get 4 with a remainder of 518.
The next digit of our result is 4. 
Result so far: 714.0
Subtracting 2888 from 3406 leaves us with 518.
Include the next digit (0) from the dividend after 518, then repeat: 5180 / 722

Moving on to step 7:
722 goes into 5180 7 times with a remainder of 126.
Use 7 as the next digit of our solution. 
Result so far: 7147.0
Subtracting 5054 from 5180 leaves us with 126.
Include the next digit (9) from the dividend after 126, then repeat: 1269 / 722

Advancing to step 8:
If we divide 1269 by 722, we get 1 and a remainder of 547.
Use 1 as the next digit of our solution. 
Result so far: 71471.0
Deduct 722 from 1269 and we're left with 547.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5470, and continue the process.

Going ahead to step 9:
5470 divided by 722 is 7 with a remainder of 416.
The next digit of our result is 7. 
Result so far: 71471.7
If we take 5054 away from 5470, we end up with 416.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4160, and continue the process.

Advancing to step 10:
4160 divided by 722 is 5 with a remainder of 550.
Use 5 as the next digit of our solution. 
Result so far: 71471.75
Subtracting 3610 from 4160 leaves us with 550.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5500, and continue the process.

Moving on to step 11:
722 goes into 5500 7 times with a remainder of 446.
The number 7 becomes the next digit in our result. 
Result so far: 71471.757
Deduct 5054 from 5500 and we're left with 446.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4460, and continue the process.

Step 12:
4460 divided by 722 is 6 with a remainder of 128.
Use 6 as the next digit of our solution. 
Result so far: 71471.7576
Subtract 4332 from 4460 to get 128.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1280, and continue the process.

Moving on to step 13:
722 can be fit into 1280 1 times, resulting in a remainder of 558.
Use 1 as the next digit of our solution. 
Result so far: 71471.75761
Subtract 722 from 1280 to get 558.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5580, and continue the process.

Let's proceed to step 14:
When dividing 5580 by 722, we get 7 with a remainder of 526.
Write down 7 as next digit of the result. 
Result so far: 71471.757617
The remainder is 526 after subtracting 5054 from 5580.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5260, and continue the process.

Advancing to step 15:
When dividing 5260 by 722, we get 7 with a remainder of 206.
Write down 7 as next digit of the result. 
Result so far: 71471.7576177
Deduct 5054 from 5260 and we're left with 206.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2060, and continue the process.

The final outcome is 71471.7576177, with a leftover of 2.06e-06.