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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 Hipparchic Cycles (HC) = 9593424000 seconds.538500 Decades | to common time units |
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538500 dec | = 169842900000000 seconds (s) |
538500 dec | = 2830715000000 minutes (min) |
538500 dec | = 47178583333.333 hours (hr) |
538500 dec | = 1965774305.5556 days (day) |
538500 dec | = 280824900.79365 weeks (wk) |
538500 dec | = 5385683.0289193 years (yr) |
538500 dec | = 64628196.347032 months (mo) |
538500 dec | = 538500 decades (dec) |
538500 dec | = 53850 centuries (cent) |
538500 dec | = 5385 millenniums (mill) |