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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.8609000000000 Sidereal Years | to common time units |
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8609000000000 Sy | = 2.7168410907994E+20 seconds (s) |
8609000000000 Sy | = 4.5280684846656E+18 minutes (min) |
8609000000000 Sy | = 7.546780807776E+16 hours (hr) |
8609000000000 Sy | = 3.14449200324E+15 days (day) |
8609000000000 Sy | = 4.4921314332E+14 weeks (wk) |
8609000000000 Sy | = 8615046584219.2 years (yr) |
8609000000000 Sy | = 1.0338055901063E+14 months (mo) |
8609000000000 Sy | = 861395399746.15 decades (dec) |
8609000000000 Sy | = 86139539974.615 centuries (cent) |
8609000000000 Sy | = 8613953997.4615 millenniums (mill) |