| HTML Entity (dec) | ℍ |
| HTML Entity (hex) | ℍ |
| UTF-8 (hex) | 0xe2848d / 0xe2 0x84 0x8d (3 bytes) |
| UTF-8 (dec) | 226, 132, 141 (3 bytes) |
| UTF-16-BE (hex) | 0x210d / 0x21 0x0d (2 bytes) |
| UTF-16-BE (dec) | 33, 13 (2 bytes) |
| UTF-32-BE (hex) | 0x210d / 0x00 0x00 0x21 0x0d (4 bytes) |
| UTF-32-BE (dec) | 0, 0, 33, 13 (4 bytes) |
| C/C++/Java source code | "\u210d" |
| Python source code | "\u210d" |