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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.| 6544548104 Hipparchic Cycles | to common time units |
|---|---|
| 6544548104 HC | = 6.2784624850068E+19 seconds (s) |
| 6544548104 HC | = 1.0464104141678E+18 minutes (min) |
| 6544548104 HC | = 1.7440173569463E+16 hours (hr) |
| 6544548104 HC | = 7.2667389872764E+14 days (day) |
| 6544548104 HC | = 1.0381055696109E+14 weeks (wk) |
| 6544548104 HC | = 1990887393774.4 years (yr) |
| 6544548104 HC | = 23890648725292 months (mo) |
| 6544548104 HC | = 199063490329.96 decades (dec) |
| 6544548104 HC | = 19906349032.996 centuries (cent) |
| 6544548104 HC | = 1990634903.2996 millenniums (mill) |