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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 Hipparchic Cycles (HC) is equal to 9593424000 seconds, while 1 Decades (dec) = 315400000 seconds.| 5 Hipparchic Cycles | to common time units |
|---|---|
| 5 HC | = 47967120000 seconds (s) |
| 5 HC | = 799452000 minutes (min) |
| 5 HC | = 13324200 hours (hr) |
| 5 HC | = 555175 days (day) |
| 5 HC | = 79310.714285714 weeks (wk) |
| 5 HC | = 1521.0273972603 years (yr) |
| 5 HC | = 18252.328767123 months (mo) |
| 5 HC | = 152.08344958782 decades (dec) |
| 5 HC | = 15.208344958782 centuries (cent) |
| 5 HC | = 1.5208344958782 millenniums (mill) |