| HTML Entity (dec) | ℓ |
| HTML Entity (hex) | ℓ |
| UTF-8 (hex) | 0xe28493 / 0xe2 0x84 0x93 (3 bytes) |
| UTF-8 (dec) | 226, 132, 147 (3 bytes) |
| UTF-16-BE (hex) | 0x2113 / 0x21 0x13 (2 bytes) |
| UTF-16-BE (dec) | 33, 19 (2 bytes) |
| UTF-32-BE (hex) | 0x2113 / 0x00 0x00 0x21 0x13 (4 bytes) |
| UTF-32-BE (dec) | 0, 0, 33, 19 (4 bytes) |
| C/C++/Java source code | "\u2113" |
| Python source code | "\u2113" |