Is That A Big Number?

If Age of oldest musical instrument (42,000 y) was a standard unit ...

Time since the end of the Silurian geologic period (419 million y)...more would be 10000 x Age of oldest musical instrument

Time since first domestication of cattle (10,500 y)...more would be 1/4 of Age of oldest musical instrument

Time since first domestication of cats (10,500 y)...more would be 1/4 of Age of oldest musical instrument

Time since the birth of Julius Caesar (2,120 y)...more would be 1/20 of Age of oldest musical instrument

Time since the birth of Cleopatra (2,090 y)...more would be 1/20 of Age of oldest musical instrument

Time since the birth of mathematician Hypatia (1,674 y)...more would be 1/25 of Age of oldest musical instrument

Time since the birth of Fibonacci (854 y)...more would be 1/50 of Age of oldest musical instrument

Time since Shakespeare's play Hamlet was written (425 y)...more would be 1/100 of Age of oldest musical instrument

Time since the birth of Pierre de Fermat (423 y)...more would be 1/100 of Age of oldest musical instrument

Time since the birth of Dickens (212 y)...more would be 1/200 of Age of oldest musical instrument

Time since the birth of Ada Lovelace (209 y)...more would be 1/200 of Age of oldest musical instrument

Time since the birth of mathematician Maria Gaetana Agnesi (206 y)...more would be 1/200 of Age of oldest musical instrument

Time since the publication of Dickens's Tale of Two Cities (165 y)...more would be 1/250 of Age of oldest musical instrument

Time since the publication of Darwin's On the Origin of Species (165 y)...more would be 1/250 of Age of oldest musical instrument

Period of Neptune's orbit (164.8 y)...more would be 1/250 of Age of oldest musical instrument

Time since the birth of chemist Rosalind Franklin (104 y)...more would be 1/400 of Age of oldest musical instrument

Period of Uranus's orbit (84 y)...more would be 1/500 of Age of oldest musical instrument