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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 Gregorian Years (GY) is equal to 31556952 seconds, while 1 Millenniums (mill) = 31540000000 seconds.| 629000 Gregorian Years | to common time units |
|---|---|
| 629000 GY | = 19849322808000 seconds (s) |
| 629000 GY | = 330822046800 minutes (min) |
| 629000 GY | = 5513700780 hours (hr) |
| 629000 GY | = 229737532.5 days (day) |
| 629000 GY | = 32819647.5 weeks (wk) |
| 629000 GY | = 629417.89726027 years (yr) |
| 629000 GY | = 7553014.7671233 months (mo) |
| 629000 GY | = 62933.80725428 decades (dec) |
| 629000 GY | = 6293.380725428 centuries (cent) |
| 629000 GY | = 629.3380725428 millenniums (mill) |