1e13 s

To help compare orders of magnitude of different times this page lists times between 10¹³ seconds and 10¹⁴ seconds (320,000 years and 3,200,000 years)

• shorter times
• 1,500,000 years -- time since beginning of Pleistocene Epoch (beginning of Quaternary Period)
• 1,500,000 years -- time since end of Pliocene Epoch (end of Tertiary Period )
• longer times