As character names:

U+17F6 KHMER SYMBOL LEK ATTAK PRAM-MUOY character (៶)

As raw characters:

៶

As a string of HTML entities:

៶

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 159, hex 0x9F, octal \237, binary 10011111
This is continuation byte 1, expecting 1 more.

Byte number 3 is decimal 182, hex 0xB6, octal \266, binary 10110110
This is continuation byte 2, expecting 0 more.

U+17F6	KHMER SYMBOL LEK ATTAK PRAM-MUOY