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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+
A day is a unit of time. In common usage, it is either an interval equal to 24 hours or daytime, the consecutive period of time during which the Sun is above the horizon. The pe ..more definition+
In relation to the base unit of [time] => (seconds), 1 Millenniums (mill) is equal to 31540000000 seconds, while 1 Days (day) = 86400 seconds.| 1000 Millenniums | to common time units |
|---|---|
| 1000 mill | = 31540000000000 seconds (s) |
| 1000 mill | = 525666666666.67 minutes (min) |
| 1000 mill | = 8761111111.1111 hours (hr) |
| 1000 mill | = 365046296.2963 days (day) |
| 1000 mill | = 52149470.899471 weeks (wk) |
| 1000 mill | = 1000126.8391679 years (yr) |
| 1000 mill | = 12001522.070015 months (mo) |
| 1000 mill | = 100000 decades (dec) |
| 1000 mill | = 10000 centuries (cent) |
| 1000 mill | = 1000 millenniums (mill) |