28687 ÷ 4 = 7171 R3
Let's divide 28687 by 4.

Step 1:
4 goes into 2 0 times with a remainder of 2.
Write down 0 as next digit of of the result. 
Result so far: 0
Subtract 0 from 2 to get 2.
Bring next digit (8) of the dividend behind the 2 and repeat the process: 28 / 4

Step 2:
4 goes into 28 7 times with a remainder of 0.
Write down 7 as next digit of of the result. 
Result so far: 7
Subtract 28 from 28 to get 0.
Bring next digit (6) of the dividend behind the 0 and repeat the process: 6 / 4

Step 3:
4 goes into 6 1 times with a remainder of 2.
Write down 1 as next digit of of the result. 
Result so far: 71
Subtract 4 from 6 to get 2.
Bring next digit (8) of the dividend behind the 2 and repeat the process: 28 / 4

Step 4:
4 goes into 28 7 times with a remainder of 0.
Write down 7 as next digit of of the result. 
Result so far: 717
Subtract 28 from 28 to get 0.
Bring next digit (7) of the dividend behind the 0 and repeat the process: 7 / 4

Step 5:
4 goes into 7 1 times with a remainder of 3.
Write down 1 as next digit of of the result. 
Result so far: 7171
Subtract 4 from 7 to get 3.

The final result is 7171 with a remainder of 3.