Numeral systems by culture
Hindu-Arabic numerals
Eastern Arabic Indian family Khmer	Mongolian Thai Western Arabic
East Asian numerals
Chinese Counting rods Japanese	Korean Suzhou
Alphabetic numerals
Abjad Armenian Āryabhaṭa Cyrillic	Ge'ez Greek (Ionian) Hebrew
Other systems
Attic Babylonian Brahmi Egyptian Etruscan	Inuit Mayan Roman Unary Urnfield
List of numeral system topics
Positional systems by base
Decimal (10)
2, 4, 8, 16, 32, 64
3, 9, 27 — 5
6, 12, 24, 36
20, 30, 60, more…
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