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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 Metonic Cycles (mc) is equal to 599616000 seconds, while 1 Decades (dec) = 315400000 seconds.| 478000 Metonic Cycles | to common time units |
|---|---|
| 478000 mc | = 286616448000000 seconds (s) |
| 478000 mc | = 4776940800000 minutes (min) |
| 478000 mc | = 79615680000 hours (hr) |
| 478000 mc | = 3317320000 days (day) |
| 478000 mc | = 473902857.14286 weeks (wk) |
| 478000 mc | = 9088547.9452055 years (yr) |
| 478000 mc | = 109062575.34247 months (mo) |
| 478000 mc | = 908739.5307546 decades (dec) |
| 478000 mc | = 90873.95307546 centuries (cent) |
| 478000 mc | = 9087.395307546 millenniums (mill) |