1 E9 s

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To help compare orders of magnitude of different times this page lists times between 10⁹ seconds and 10¹⁰ seconds (32 years and 320 years). See also times of other orders of magnitude

• Shorter times
• 63 years -- half-life of titanium-44
• 68.9 years -- half-life of uranium-232
• 75 years -- average human life span in the first world
• 84 years, 3 days, 15.66 hours -- one orbit of Uranus
• 100 years -- one century = 3.16 × 10⁹ seconds
• 100.1 years -- half-life of nickel-63
• 165 years -- one orbit of Neptune
• 247.7 years -- one orbit of Pluto
• 269 years -- half-life of argon-39
• 288 years -- one orbit of Quaoar
• Longer times