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A millennium (plural millennia or millenniums) is a period of time equal to 1000 years, also called kiloyears. It derives from the Latin mille, thousand, and annus, year. ..more definition+
In relation to the base unit of [time] => (seconds), 1 Planck Times (tp) is equal to 5.39121E-44 seconds, while 1 Millenniums (mill) = 31540000000 seconds.| 640000 Planck Times | to common time units |
|---|---|
| 640000 tp | = 3.4503744E-38 seconds (s) |
| 640000 tp | = 5.750624E-40 minutes (min) |
| 640000 tp | = 9.5843733333333E-42 hours (hr) |
| 640000 tp | = 3.9934888888889E-43 days (day) |
| 640000 tp | = 5.7049841269841E-44 weeks (wk) |
| 640000 tp | = 1.0941065449011E-45 years (yr) |
| 640000 tp | = 1.3129278538813E-44 months (mo) |
| 640000 tp | = 1.0939677869372E-46 decades (dec) |
| 640000 tp | = 1.0939677869372E-47 centuries (cent) |
| 640000 tp | = 1.0939677869372E-48 millenniums (mill) |