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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.| 5006506435 Sidereal Years | to common time units |
|---|---|
| 5006506435 Sy | = 1.5799607856847E+17 seconds (s) |
| 5006506435 Sy | = 2.6332679761411E+15 minutes (min) |
| 5006506435 Sy | = 43887799602352 hours (hr) |
| 5006506435 Sy | = 1828658316764.7 days (day) |
| 5006506435 Sy | = 261236902394.95 weeks (wk) |
| 5006506435 Sy | = 5010022785.6566 years (yr) |
| 5006506435 Sy | = 60120273427.88 months (mo) |
| 5006506435 Sy | = 500938739.91271 decades (dec) |
| 5006506435 Sy | = 50093873.991271 centuries (cent) |
| 5006506435 Sy | = 5009387.3991271 millenniums (mill) |