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The Mayan numeral system was the system to represent numbers and calendar dates in the Maya civilization. It was a vigesimal (base-20) positional numeral system. The numerals are made up of three symbols: zero (a shell), [1] one (a dot) and five (a bar). For example, thirteen is written as three dots in a horizontal row above two horizontal ...
In a vigesimal place system, twenty individual numerals (or digit symbols) are used, ten more than in the decimal system. One modern method of finding the extra needed symbols is to write ten as the letter A, or A 20, where the 20 means base 20, to write nineteen as J 20, and the numbers between with the corresponding letters of the alphabet.
Ring number (portion of the DN preceding era date) 7.2.14.19 Add Ring number to the ring number date to reach 13.0.0.0.0 Thompson [77] contains a table of typical long reckonings after Satterwaite. [73] The "Serpent Numbers" in the Dresden codex pp. 61–69 is a table of dates using a base date of 1.18.1.8.0.16 in the prior era (5,482,096 days).
For example, the number 884 would be written with four dots on the lowest level, four dots on the next level up, and two dots on the next level after that, to give 4×1 + 4×20 + 2×400 = 884. Using this system, the Maya were able to record huge numbers. [305]
The Maya calendar is a system of calendars used in pre-Columbian Mesoamerica and in many modern communities in the Guatemalan highlands, [1] Veracruz, Oaxaca and Chiapas, Mexico. [ 2 ] The essentials of the Maya calendar are based upon a system which had been in common use throughout the region, dating back to at least the 5th century BC.
The number twenty was the basis of the Maya counting system, taken from the total number of human digits. (See Maya numerals). Thirteen symbolized the number of levels in the Upperworld where the gods lived, and is also cited by modern daykeepers as the number of "joints" in the human body (ankles, knees, hips, shoulders, elbows, wrists, and neck).