As character names:

U+03F2 GREEK LUNATE SIGMA SYMBOL character (ϲ)

As raw characters:

ϲ

As a string of HTML entities:

ϲ

Decoder output:

Byte number 1 is decimal 207, hex 0xCF, octal \317, binary 11001111
This is the first byte of a 2 byte sequence.

Byte number 2 is decimal 178, hex 0xB2, octal \262, binary 10110010
This is continuation byte 1, expecting 0 more.

U+03F2	GREEK LUNATE SIGMA SYMBOL
	= greek small letter lunate sigma (1.0)
	# 03C2 greek small letter final sigma