Is That A Big Number?

Neat Ratios ...

is 1/1000 of Time since the first modern humans (250,000 y)...more

is 1/200 of Time since first humans in Australia (50,000 y)...more

is 1/10 of Time since the birth of Socrates (2,490 y)...more

is 1/10 of Time since start of building of the Parthenon (2,466 y)...more

is 1/5 of Time since the birth of al-Khwarizmi (1,244 y)...more

is 1/5 of Time since the birth of al-Kindi (1,220 y)...more

is 1/4 of Time since the birth of Omar Khayyam (974 y)...more

is 2/5 of Time since the birth of Toscanelli (625 y)...more

is about as big as Period of Pluto's orbit (248 y)...more

is about as big as Time since the birth of Gauss (245 y)...more

is 2 x Time since birth of M. C. Escher (124 y)...more

is 2 x Time since first transatlantic wireless communication (121 y)...more

is 10 x One average human generation (25 y)...more

is 25 x Time since first Tesla Model S launched (10 y)...more