| Numeral systems by culture | |
|---|---|
| Hindu-Arabic numerals | |
| Western Arabic (Hindu numerals) Eastern Arabic Indian family Tamil |
Burmese Khmer Lao Mongolian Thai |
| East Asian numerals | |
| Chinese Japanese Suzhou |
Korean Vietnamese Counting rods |
| Alphabetic numerals | |
| Abjad Armenian Āryabhaṭa Cyrillic |
Ge'ez Greek Georgian Hebrew |
| Other systems | |
| Aegean Attic Babylonian Brahmi Egyptian Etruscan Inuit |
Kharosthi Mayan Quipu Roman Sumerian Urnfield |
| List of numeral system topics | |
| Positional systems by base | |
| Decimal (10) | |
| 2, 3, 4, 5, 6, 7, 8, 9, 11, 12, 13, 14, 15, 16, 20, 24, 30, 36, 60, 64 | |
| Non-positional system | |
| Unary numeral system (Base 1) | |
| List of numeral systems | |
Base 32 or duotrigesimal is a numeral system with 32 as its base.
Ngiti is reported to have a base 32 numeral system with base-4 cycles.[1] The following is a list of some Ngiti numerals.
| Number | Numeral |
|---|---|
| 1 | atdí |
| 2 | ɔyɔ |
| 3 | |
| 4 | |
| 8 | àr |
| 12 | otsi |
| 16 | ɔp |
| 20 | àbà |
| 24 | àròtsí |
| 28 | àdzòro |
| 32 | wǎdh |
| 64 | ɔyɔ wǎdh |
| 96 | |
| 128 |
Base32 is an encoding scheme using base 32.