As character names:

U+1E42 LATIN CAPITAL LETTER M WITH DOT BELOW character (Ṃ)

As raw characters:

Ṃ

As a string of HTML entities:

Ṃ

Decoder output:

Byte number 1 is decimal 225, hex 0xE1, octal \341, binary 11100001
This is the first byte of a 3 byte sequence.

Byte number 2 is decimal 185, hex 0xB9, octal \271, binary 10111001
This is continuation byte 1, expecting 1 more.

Byte number 3 is decimal 130, hex 0x82, octal \202, binary 10000010
This is continuation byte 2, expecting 0 more.

U+1E42	LATIN CAPITAL LETTER M WITH DOT BELOW
	: 004D 0323