Time since the building of Great Wall of China

Time since the building of Great Wall of China (1,800 y)

/fact/time-since-the-building-of-great-wall-of-china

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If Time since the building of Great Wall of China (1,800 y) was a standard unit ...

Time since building of the Great Pyramid of Giza / Cheops / Khufu (4,580 y)...more would be 2.5 x Time since the building of Great Wall of China
Time since the birth of Diophantus (1,814 y)...more would be about as big as Time since the building of Great Wall of China
Time since building of Angkor Wat (905 y)...more would be 1/2 of Time since the building of Great Wall of China
Time since the birth of Ibn Rushd (Averroes) (898 y)...more would be 1/2 of Time since the building of Great Wall of China
Time since the birth of Galileo (457 y)...more would be 1/4 of Time since the building of Great Wall of China
Time since the birth of Cantor (179 y)...more would be 1/10 of Time since the building of Great Wall of China