Convert 10010111111 binary to hexadecimal using the group 4

Convert 10010111111 binary to hexadecimal using the group 4 weighted system. Need to see work please

Solution

10010111111 is the binary String.

Step 1. Break This String in parts of 4 starting from the End   
                          0100       1011     1111
Step 2. 0 added so that it becomes 4 digit.
         0100       1011     1111
Step 3: Now as we know 1111 is 15 in decimal , So its Hex is F.... 1011 is 11 in decimal , So its Hex is B and
0100 is 4 in decimal , So its Hex is. 4

Answer : 4BF


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