Is That A Big Number?

If Period of Jupiter's orbit (11.86 y) was a standard unit ...

Time since first humans in Europe (30,000 y)...more would be 2500 x Period of Jupiter's orbit

Time since extinction of Neanderthals (30,000 y)...more would be 2500 x Period of Jupiter's orbit

Age of earliest sewing needle (30,000 y)...more would be 2500 x Period of Jupiter's orbit

Time since the earliest bread baking (30,000 y)...more would be 2500 x Period of Jupiter's orbit

Time since the end of the Pleistocene geologic epoch (11,700 y)...more would be 1000 x Period of Jupiter's orbit

Time since the birth of Aristotle (2,400 y)...more would be 200 x Period of Jupiter's orbit

Time since the birth of Euclid (2,384 y)...more would be 200 x Period of Jupiter's orbit

Time since the birth of Alexander the Great (2,379 y)...more would be 200 x Period of Jupiter's orbit

Time since invention of the printing press (584 y)...more would be 50 x Period of Jupiter's orbit

Duration of Roman Republic (482 y)...more would be 40 x Period of Jupiter's orbit

Time since the publication of Copernicus's sun-centred model of the solar system (481 y)...more would be 40 x Period of Jupiter's orbit

Time since the publication of Einstein's theory of Special Relativity (119 y)...more would be 10 x Period of Jupiter's orbit

Time since the birth of computer scientist Grace Hopper (118 y)...more would be 10 x Period of Jupiter's orbit

Length of the Hundred Years' War (117 y)...more would be 10 x Period of Jupiter's orbit

Time since Concorde Supersonic Airliner entered service (48 y)...more would be 4 x Period of Jupiter's orbit

Time since first Apple ][ computer launched (47 y)...more would be 4 x Period of Jupiter's orbit

Lifespan of horse (30 y)...more would be 2.5 x Period of Jupiter's orbit

Period of Saturn's orbit (29.5 y)...more would be 2.5 x Period of Jupiter's orbit

Length of the Napoleonic wars (12 y)...more would be about as big as Period of Jupiter's orbit