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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 Octaeteris (octa) is equal to 252460800 seconds, while 1 Decades (dec) = 315400000 seconds.| 450500 Octaeteris | to common time units |
|---|---|
| 450500 octa | = 113733590400000 seconds (s) |
| 450500 octa | = 1895559840000 minutes (min) |
| 450500 octa | = 31592664000 hours (hr) |
| 450500 octa | = 1316361000 days (day) |
| 450500 octa | = 188051571.42857 weeks (wk) |
| 450500 octa | = 3606468.4931507 years (yr) |
| 450500 octa | = 43277621.917808 months (mo) |
| 450500 octa | = 360601.1109702 decades (dec) |
| 450500 octa | = 36060.11109702 centuries (cent) |
| 450500 octa | = 3606.011109702 millenniums (mill) |