"Counting at the rate of one number per second, to count to a trillion takes 32,000 years, which is as much time as has elapsed since people first drew on cave walls." Neil deGrasse Tyson

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Duration of Ottoman Empire

Duration of Ottoman Empire (623 y)

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Neat Ratios ...

Duration of Ottoman Empire (623 y)

  • is about as big as Duration of Toltec Empire (626 y)...more
  • is 2.5 x Period of Pluto's orbit (248 y)...more
  • is 10 x Length of reign of Queen Victoria of the United Kingdom (63 y)...more
  • is 25 x One average human generation (25 y)...more

If this was a standard unit ...

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