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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 Sidereal Years (Sy) is equal to 31558149.504 seconds, while 1 Millenniums (mill) = 31540000000 seconds.| 473500 Sidereal Years | to common time units |
|---|---|
| 473500 Sy | = 14942783790144 seconds (s) |
| 473500 Sy | = 249046396502.4 minutes (min) |
| 473500 Sy | = 4150773275.04 hours (hr) |
| 473500 Sy | = 172948886.46 days (day) |
| 473500 Sy | = 24706983.78 weeks (wk) |
| 473500 Sy | = 473832.56564384 years (yr) |
| 473500 Sy | = 5685990.787726 months (mo) |
| 473500 Sy | = 47377.24727376 decades (dec) |
| 473500 Sy | = 4737.724727376 centuries (cent) |
| 473500 Sy | = 473.7724727376 millenniums (mill) |