Omega
Technical omega symbols

Character
⍵
⍵
⍹
⍹
Ω
Ω
℧
℧
Unicode name
APL FUNCTIONAL SYMBOL OMEGA
APL FUNCTIONAL SYMBOL OMEGA
APL FUNCTIONAL SYMBOL OMEGA UNDERBAR
APL FUNCTIONAL SYMBOL OMEGA UNDERBAR
OHM SIGN
OHM SIGN
INVERTED OHM SIGN
INVERTED OHM SIGN
Encodings
decimal
hex
decimal
hex
decimal
hex
decimal
hex
Unicode
9077
U+2375
9081
U+2379
8486
U+2126
8487
U+2127
UTF-8
226 141 181
E2 8D B5
226 141 185
E2 8D B9
226 132 166
E2 84 A6
226 132 167
E2 84 A7
Numeric character reference
⍵
⍵
⍹
⍹
Ω
Ω
℧
℧

Question: In hex encoding, how is the ohm sign represented in unicode and what is its numeric character reference?
Answer: Unicode has the ohm sign (U+2126, Ω).