| HTML Entity (dec) | ἡ |
| HTML Entity (hex) | ἡ |
| UTF-8 (hex) | 0xe1bca1 / 0xe1 0xbc 0xa1 (3 bytes) |
| UTF-8 (dec) | 225, 188, 161 (3 bytes) |
| UTF-16-BE (hex) | 0x1f21 / 0x1f 0x21 (2 bytes) |
| UTF-16-BE (dec) | 31, 33 (2 bytes) |
| UTF-32-BE (hex) | 0x1f21 / 0x00 0x00 0x1f 0x21 (4 bytes) |
| UTF-32-BE (dec) | 0, 0, 31, 33 (4 bytes) |
| C/C++/Java source code | "\u1f21" |
| Python source code | "\u1f21" |