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A decade is a period of 10 years. The word is derived from the Ancient Greek: δεκάς (transliteration=dekas), which means a group of ten. Other words for spans of years also c ..more definition+
In relation to the base unit of [time] => (seconds), 1 Decades (dec) is equal to 315400000 seconds, while 1 Callippic Cycles (cali) = 2398377600 seconds.| 80 Decades | to common time units |
|---|---|
| 80 dec | = 25232000000 seconds (s) |
| 80 dec | = 420533333.33333 minutes (min) |
| 80 dec | = 7008888.8888889 hours (hr) |
| 80 dec | = 292037.03703704 days (day) |
| 80 dec | = 41719.576719577 weeks (wk) |
| 80 dec | = 800.10147133435 years (yr) |
| 80 dec | = 9601.2176560122 months (mo) |
| 80 dec | = 80 decades (dec) |
| 80 dec | = 8 centuries (cent) |
| 80 dec | = 0.8 millenniums (mill) |