We look at the division of 86401489 by 575 
We're looking to find how many times 575 goes into 86401489.

Moving on to step 1:
575 can be fit into 8 0 times, resulting in a remainder of 8.
Put 0 as the next digit of the answer. 
Result so far: 0.0
Deduct 0 from 8 and we're left with 8.
Fetch the next digit (6) from the dividend, attach it to 8 and continue: 86 / 575

Let's proceed to step 2:
86 divided by 575 is 0 with a remainder of 86.
Use 0 as the next digit of our solution. 
Result so far: 0.0
The remainder is 86 after subtracting 0 from 86.
Grab the next digit (4) from the dividend, add it to 86, then carry on: 864 / 575

Moving on to step 3:
The number 575 fits into 864 1 times, leaving a remainder of 289.
The number 1 becomes the next digit in our result. 
Result so far: 1.0
If we subtract 575 from 864, we get 289.
Bring next digit (0) of the dividend behind the 289 and repeat the process: 2890 / 575

Going ahead to step 4:
When dividing 2890 by 575, we get 5 with a remainder of 15.
Write down 5 as next digit of the result. 
Result so far: 15.0
The remainder is 15 after subtracting 2875 from 2890.
Grab the next digit (1) from the dividend, add it to 15, then carry on: 151 / 575

Let's proceed to step 5:
575 goes into 151 0 times with a remainder of 151.
Record the quotient 0 as the next digit in the result. 
Result so far: 150.0
The remainder is 151 after subtracting 0 from 151.
Fetch the next digit (4) from the dividend, attach it to 151 and continue: 1514 / 575

Going ahead to step 6:
1514 divided by 575 is 2 with a remainder of 364.
Put 2 as the next digit of the answer. 
Result so far: 1502.0
Subtracting 1150 from 1514 leaves us with 364.
Bring next digit (8) of the dividend behind the 364 and repeat the process: 3648 / 575

Advancing to step 7:
3648 divided by 575 is 6 with a remainder of 198.
Put 6 as the next digit of the answer. 
Result so far: 15026.0
Deduct 3450 from 3648 and we're left with 198.
Grab the next digit (9) from the dividend, add it to 198, then carry on: 1989 / 575

Step 8:
1989 divided by 575 is 3 with a remainder of 264.
Use 3 as the next digit of our solution. 
Result so far: 150263.0
The remainder is 264 after subtracting 1725 from 1989.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2640, and continue the process.

Going ahead to step 9:
When dividing 2640 by 575, we get 4 with a remainder of 340.
The next digit of our result is 4. 
Result so far: 150263.4
If we subtract 2300 from 2640, we get 340.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3400, and continue the process.

Step 10:
The number 575 fits into 3400 5 times, leaving a remainder of 525.
Record the quotient 5 as the next digit in the result. 
Result so far: 150263.45
If we subtract 2875 from 3400, we get 525.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5250, and continue the process.

Advancing to step 11:
575 goes into 5250 9 times with a remainder of 75.
Record the quotient 9 as the next digit in the result. 
Result so far: 150263.459
Deduct 5175 from 5250 and we're left with 75.
Since there are no more digits in the dividend, we add a zero to the remainder making it 750, and continue the process.

Going ahead to step 12:
If we divide 750 by 575, we get 1 and a remainder of 175.
Record the quotient 1 as the next digit in the result. 
Result so far: 150263.4591
If we subtract 575 from 750, we get 175.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1750, and continue the process.

Moving on to step 13:
575 goes into 1750 3 times with a remainder of 25.
Use 3 as the next digit of our solution. 
Result so far: 150263.45913
If we take 1725 away from 1750, we end up with 25.
Since there are no more digits in the dividend, we add a zero to the remainder making it 250, and continue the process.

Advancing to step 14:
575 can be fit into 250 0 times, resulting in a remainder of 250.
Write down 0 as next digit of the result. 
Result so far: 150263.45913
If we take 0 away from 250, we end up 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.

Advancing to step 15:
The number 575 fits into 2500 4 times, leaving a remainder of 200.
Write down 4 as next digit of the result. 
Result so far: 150263.4591304
Subtract 2300 from 2500 to get 200.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2000, and continue the process.

Moving on to step 16:
575 can be fit into 2000 3 times, resulting in a remainder of 275.
Use 3 as the next digit of our solution. 
Result so far: 150263.45913043
If we subtract 1725 from 2000, we get 275.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2750, and continue the process.

The final outcome is 150263.45913043, with a leftover of 2.75e-07.