Historical Uses of Base 12

## Historical Uses of Base 12

- **Ancient Civilizations Utilizing Base 12:**

- Ancient Egyptians

- Used in sundials and subdividing the day into 12 parts.

- Babylonians

- Employed in astronomical calculations and timekeeping.

- Chinese

- Incorporated in units of time and astronomy.

- Sumerians and Minoans

- Utilized in the context of astronomical observations.

- **Applications in Timekeeping and Astronomy:**

- Twelve signs of the zodiac.

- Twelve months in a year.

- Division of day into 12-hour segments.

- **Cultural and Mathematical Significance:**

- Related to the sexagesimal (base 60) system for detailed calculations.

- Base 12 allowed easier division by multiple factors (2, 3, 4, 6).

## Sources

- [Duodecimal - Wikipedia](https://en.wikipedia.org/wiki/Duodecimal)

- [Was there a very early culture that's number system was 12-based ...](https://hsm.stackexchange.com/questions/2876/was-there-a-very-early-culture-thats-number-system-was-12-based-like-ours-is-1)

- [History of Bases Used in Ancient Civilizations](https://www.math.drexel.edu/~jsteuber/Educ525/History/history.html)

- [Base 12: An Introduction - Built In](https://builtin.com/data-science/base-12)

- [Which ancient civilizations used base 12? - Quora](https://www.quora.com/Which-ancient-civilizations-used-base-12)