As character names:

U+2219 BULLET OPERATOR character (∙)

As raw characters:

∙

As a string of HTML entities:

∙

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 136, hex 0x88, octal \210, binary 10001000
This is continuation byte 1, expecting 1 more.

Byte number 3 is decimal 153, hex 0x99, octal \231, binary 10011001
This is continuation byte 2, expecting 0 more.

U+2219	BULLET OPERATOR
	x (middle dot - 00B7)
	x (bullet - 2022)
	x (one dot leader - 2024)