53609106 divided by 86 
We want to divide 53609106 by 86.

Moving on to step 1:
86 can be fit into 5 0 times, resulting in a remainder of 5.
The number 0 becomes the next digit in our result. 
Result so far: 0.0
The remainder is 5 after subtracting 0 from 5.
Append the next digit (3) from the dividend to 5 and continue with: 53 / 86

Let's proceed to step 2:
The number 86 fits into 53 0 times, leaving a remainder of 53.
Record the quotient 0 as the next digit in the result. 
Result so far: 0.0
Deduct 0 from 53 and we're left with 53.
Take the next digit (6) from the dividend and append it to 53, then repeat: 536 / 86

Step 3:
The number 86 fits into 536 6 times, leaving a remainder of 20.
The next digit of our result is 6. 
Result so far: 6.0
The remainder is 20 after subtracting 516 from 536.
Bring next digit (0) of the dividend behind the 20 and repeat the process: 200 / 86

Advancing to step 4:
When dividing 200 by 86, we get 2 with a remainder of 28.
The next digit of our result is 2. 
Result so far: 62.0
Deduct 172 from 200 and we're left with 28.
Take the next digit (9) from the dividend and append it to 28, then repeat: 289 / 86

Advancing to step 5:
If we divide 289 by 86, we get 3 and a remainder of 31.
The next digit of our result is 3. 
Result so far: 623.0
The remainder is 31 after subtracting 258 from 289.
Append the next digit (1) from the dividend to 31 and continue with: 311 / 86

Moving on to step 6:
If we divide 311 by 86, we get 3 and a remainder of 53.
The number 3 becomes the next digit in our result. 
Result so far: 6233.0
Deduct 258 from 311 and we're left with 53.
Include the next digit (0) from the dividend after 53, then repeat: 530 / 86

Let's proceed to step 7:
530 divided by 86 is 6 with a remainder of 14.
Record the quotient 6 as the next digit in the result. 
Result so far: 62336.0
If we take 516 away from 530, we end up with 14.
Include the next digit (6) from the dividend after 14, then repeat: 146 / 86

Let's proceed to step 8:
86 goes into 146 1 times with a remainder of 60.
Put 1 as the next digit of the answer. 
Result so far: 623361.0
The remainder is 60 after subtracting 86 from 146.
Since there are no more digits in the dividend, we add a zero to the remainder making it 600, and continue the process.

Step 9:
When dividing 600 by 86, we get 6 with a remainder of 84.
Put 6 as the next digit of the answer. 
Result so far: 623361.6
Deduct 516 from 600 and we're left with 84.
Since there are no more digits in the dividend, we add a zero to the remainder making it 840, and continue the process.

Step 10:
840 divided by 86 is 9 with a remainder of 66.
Put 9 as the next digit of the answer. 
Result so far: 623361.69
If we subtract 774 from 840, we get 66.
Since there are no more digits in the dividend, we add a zero to the remainder making it 660, and continue the process.

On to step 11:
660 divided by 86 is 7 with a remainder of 58.
Write down 7 as next digit of the result. 
Result so far: 623361.697
If we take 602 away from 660, we end up with 58.
Since there are no more digits in the dividend, we add a zero to the remainder making it 580, and continue the process.

Advancing to step 12:
When dividing 580 by 86, we get 6 with a remainder of 64.
Use 6 as the next digit of our solution. 
Result so far: 623361.6976
Subtract 516 from 580 to get 64.
Since there are no more digits in the dividend, we add a zero to the remainder making it 640, and continue the process.

Moving on to step 13:
The number 86 fits into 640 7 times, leaving a remainder of 38.
Record the quotient 7 as the next digit in the result. 
Result so far: 623361.69767
The remainder is 38 after subtracting 602 from 640.
Since there are no more digits in the dividend, we add a zero to the remainder making it 380, and continue the process.

Moving on to step 14:
86 goes into 380 4 times with a remainder of 36.
Put 4 as the next digit of the answer. 
Result so far: 623361.697674
Deduct 344 from 380 and we're left with 36.
Since there are no more digits in the dividend, we add a zero to the remainder making it 360, and continue the process.

On to step 15:
86 goes into 360 4 times with a remainder of 16.
Record the quotient 4 as the next digit in the result. 
Result so far: 623361.6976744
The remainder is 16 after subtracting 344 from 360.
Since there are no more digits in the dividend, we add a zero to the remainder making it 160, and continue the process.

In conclusion, the division gives 623361.6976744 with a balance of 1.6e-07.