| HTML Entity (dec) | ∮ |
| HTML Entity (hex) | ∮ |
| UTF-8 (hex) | 0xe288ae / 0xe2 0x88 0xae (3 bytes) |
| UTF-8 (dec) | 226, 136, 174 (3 bytes) |
| UTF-16-BE (hex) | 0x222e / 0x22 0x2e (2 bytes) |
| UTF-16-BE (dec) | 34, 46 (2 bytes) |
| UTF-32-BE (hex) | 0x222e / 0x00 0x00 0x22 0x2e (4 bytes) |
| UTF-32-BE (dec) | 0, 0, 34, 46 (4 bytes) |
| C/C++/Java source code | "\u222e" |
| Python source code | "\u222e" |