As character names:

U+2126 OHM SIGN character (Ω)

As raw characters:

Ω

As a string of HTML entities:

Ω

Decoder output:

Byte number 1 is decimal 226, hex 0xE2, octal \342, binary 11100010
This is the first byte of a 3 byte sequence.

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

Byte number 3 is decimal 166, hex 0xA6, octal \246, binary 10100110
This is continuation byte 2, expecting 0 more.

U+2126	OHM SIGN
	* SI unit of resistance, named after G. S. Ohm, German physicist
	* preferred representation is 03A9
	x (ascending node - 260A)
	: 03A9 greek capital letter omega