As character names:

U+A394 YI SYLLABLE NRAT character (ꎔ)

As raw characters:

ꎔ

As a string of HTML entities:

ꎔ

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 142, hex 0x8E, octal \216, binary 10001110
This is continuation byte 2, expecting 1 more.

Byte number 4 is decimal 148, hex 0x94, octal \224, binary 10010100
This is continuation byte 3, expecting 0 more.

U+A394	YI SYLLABLE NRAT