gf(2) mod

c = a % b

Calculate c = a/b, result is cremainder

gf(2) Polynomial long division

c = a/b

a = b0000000000000000000000000000010000000000000000000000000000000000
a = 0x0000000400000000
a = x34

b = b0000000000000000000000000000000011101011111100101000001100011111
b = 0x00000000ebf2831f
b = x31 + x30 + x29 + x27 + x25 + x24 + x23 + x22 + x21 + x20 + x17 + x15 + x9 + x8 + x4 + x3 + x2 + x + 1

  10000000000000000000000000000000000 | 11101011111100101000001100011111
- 11101011111100101000001100011111    | 1
  ----------------------------------- |
   1101011111100101000001100011111000 |
-  11101011111100101000001100011111   | 1
  ----------------------------------- |
     11110000010111100001010010000100 |
-   00000000000000000000000000000000  | 0
-    11101011111100101000001100011111 | 1
  ----------------------------------- |
        11011101011001001011110011011 |

cquotient = b0000000000000000000000000000000000000000000000000000000000001101
cquotient = 0x000000000000000d
cquotient = x3 + x2 + 1

cremainder = b0000000000000000000000000000000000011011101011001001011110011011
cremainder = 0x000000001bac979b
cremainder = x28 + x27 + x25 + x24 + x23 + x21 + x19 + x18 + x15 + x12 + x10 + x9 + x8 + x7 + x4 + x3 + x + 1