As character names:

U+A107 YI SYLLABLE DAT character (ꄇ)

As raw characters:

ꄇ

As a string of HTML entities:

ꄇ

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 138, hex 0x8A, octal \212, binary 10001010
This is continuation byte 1, expecting 2 more.

Byte number 3 is decimal 132, hex 0x84, octal \204, binary 10000100
This is continuation byte 2, expecting 1 more.

Byte number 4 is decimal 135, hex 0x87, octal \207, binary 10000111
This is continuation byte 3, expecting 0 more.

U+A107	YI SYLLABLE DAT