Is That A Big Number?

If Period of Earth's orbit (1 y) was a standard unit ...

Time since earliest wheeled vehicles (4,000 y)...more would be 4000 x Period of Earth's orbit

Time since the birth of Socrates (2,490 y)...more would be 2500 x Period of Earth's orbit

Time since start of building of the Parthenon (2,468 y)...more would be 2500 x Period of Earth's orbit

Time since the birth of Hero of Alexandria (2,014 y)...more would be 2000 x Period of Earth's orbit

Time since start of building of Great Zimbabwe (1,000 y)...more would be 1000 x Period of Earth's orbit

Duration of Carthaginian Empire (504 y)...more would be 500 x Period of Earth's orbit

Duration of Roman Empire (503 y)...more would be 500 x Period of Earth's orbit

Duration of Egyptian Empire (500 y)...more would be 500 x Period of Earth's orbit

Duration of Dutch Empire (407 y)...more would be 400 x Period of Earth's orbit

Time since the death of Shakespeare (406 y)...more would be 400 x Period of Earth's orbit

Duration of British Empire (394 y)...more would be 400 x Period of Earth's orbit

Period of Pluto's orbit (248 y)...more would be 250 x Period of Earth's orbit

Time since birth of Sophie Germain (248 y)...more would be 250 x Period of Earth's orbit

Time since the birth of Gauss (247 y)...more would be 250 x Period of Earth's orbit

Time since the first iron steamship crossed the English Channel (202 y)...more would be 200 x Period of Earth's orbit

Time since the first passenger steam railway service (199 y)...more would be 200 x Period of Earth's orbit

Time since first Apple Macintosh Computer launched (40 y)...more would be 40 x Period of Earth's orbit

One average human generation (25 y)...more would be 25 x Period of Earth's orbit

Time since first Tesla Model S launched (10 y)...more would be 10 x Period of Earth's orbit

Lifespan of rat (2 y)...more would be 2 x Period of Earth's orbit