As character names:

U+1005D LINEAR B SYMBOL B089 character (𐁝)

As raw characters:

𐁝

As a string of HTML entities:

𐁝

Decoder output:

Byte number 1 is decimal 240, hex 0xF0, octal \360, binary 11110000
This is the first byte of a 4 byte sequence.

Byte number 2 is decimal 144, hex 0x90, octal \220, binary 10010000
This is continuation byte 1, expecting 2 more.

Byte number 3 is decimal 129, hex 0x81, octal \201, binary 10000001
This is continuation byte 2, expecting 1 more.

Byte number 4 is decimal 157, hex 0x9D, octal \235, binary 10011101
This is continuation byte 3, expecting 0 more.

U+1005D	LINEAR B SYMBOL B089