What character(s) does a bitstring is encoded in each character set?

Bitstring:
Binary  Hexadecimal 
EncodingBitstringCharacter(s)
ISO-8859-1fa613f3f3f3f3f3f3f3fúa????????
SJIS-WINfa613f3f3f3f3f3f3f3f俉????????
EUC-JPfa613f3f3f3f3f3f3f3f?????????
UTF-8fa613f3f3f3f3f3f3f3f?a????????
UHCfa613f3f3f3f3f3f3f3f廈????????