Is That A Big Number?

Neat Ratios ...

is 1/500 of Age of earliest stone hand axe (2.6 million y)...more

is 1/500 of Time since the end of the Neogene geologic period (2.58 million y)...more

is 1/50 of Time since the first modern humans (250,000 y)...more

is 1/10 of Time since first humans in Australia (50,000 y)...more

is about as big as Age of oldest wooden wheel (5,150 y)...more

is about as big as Time since building of Stonehenge (5,120 y)...more

is 2 x Time since the birth of Pythagoras (2,591 y)...more

is 2.5 x Time since the birth of Hero of Alexandria (2,011 y)...more

is 5 x Time since start of building of Great Zimbabwe (1,000 y)...more

is 20 x Time since the birth of Joseph Fourier (253 y)...more

is 25 x Time since the birth of Ada Lovelace (206 y)...more

is 25 x Time since the birth of mathematician Maria Gaetana Agnesi (203 y)...more

is 50 x Time since the birth of chemist Rosalind Franklin (101 y)...more

is 100 x Time since the first human walked on the moon (52 y)...more

is 100 x Time since first Boeing 747 entering service (51 y)...more

is 100 x Time since first email sent (50 y)...more

is 100 x Time since the launch of Intel's first microprocessor, the 4004 (50 y)...more

is 200 x One average human generation (25 y)...more

is 2600 x Lifespan of rat (2 y)...more

is 5000 x Period of Earth's orbit (1 y)...more