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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 Leap Years (ly) = 31622400 seconds.422100 Decades | to common time units |
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422100 dec | = 133130340000000 seconds (s) |
422100 dec | = 2218839000000 minutes (min) |
422100 dec | = 36980650000 hours (hr) |
422100 dec | = 1540860416.6667 days (day) |
422100 dec | = 220122916.66667 weeks (wk) |
422100 dec | = 4221535.3881279 years (yr) |
422100 dec | = 50658424.657534 months (mo) |
422100 dec | = 422100 decades (dec) |
422100 dec | = 42210 centuries (cent) |
422100 dec | = 4221 millenniums (mill) |