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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.| 7287000000 Hipparchic Cycles | to common time units |
|---|---|
| 7287000000 HC | = 6.9907280688E+19 seconds (s) |
| 7287000000 HC | = 1.1651213448E+18 minutes (min) |
| 7287000000 HC | = 1.941868908E+16 hours (hr) |
| 7287000000 HC | = 8.09112045E+14 days (day) |
| 7287000000 HC | = 1.15587435E+14 weeks (wk) |
| 7287000000 HC | = 2216745328767.1 years (yr) |
| 7287000000 HC | = 26600943945205 months (mo) |
| 7287000000 HC | = 221646419429.3 decades (dec) |
| 7287000000 HC | = 22164641942.93 centuries (cent) |
| 7287000000 HC | = 2216464194.293 millenniums (mill) |