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The hour (common symbol: h or hr, h being the international form of the symbol) is a unit of measurement of time. In modern usage, an hour comprises 60 minutes, or 3,600 second ..more definition+
In relation to the base unit of [time] => (seconds), 1 Hours (hr) is equal to 3600 seconds, while 1 Hipparchic Cycles (HC) = 9593424000 seconds.| 55 Hours | to common time units |
|---|---|
| 55 hr | = 198000 seconds (s) |
| 55 hr | = 3300 minutes (min) |
| 55 hr | = 55 hours (hr) |
| 55 hr | = 2.2916666666667 days (day) |
| 55 hr | = 0.32738095238095 weeks (wk) |
| 55 hr | = 0.0062785388127854 years (yr) |
| 55 hr | = 0.075342465753425 months (mo) |
| 55 hr | = 0.00062777425491439 decades (dec) |
| 55 hr | = 6.2777425491439E-5 centuries (cent) |
| 55 hr | = 6.2777425491439E-6 millenniums (mill) |