Convert seconds to hour - Conversion of Measurement Units

Convert second to hour

More information from the unit converter

How many seconds in 1 hour?
The answer is 3600.
We assume you are converting between second and hour.
You can view more details on each measurement unit: seconds or
hour
The SI base unit for time is the second.
1 second is equal to 0.00027777777777778 hour.
Note that rounding errors may occur, so always check the results.
Use this page to learn how to convert between seconds and hours.
Type in your own numbers in the form to convert the units!

Date difference between calendar days

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are between two dates on the calendar. Use the
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to get your age in days or measure the duration of an event.

Want other units?

You can do the reverse unit conversion from
hour to seconds, or enter any two units below:

The second (symbol s) is a unit for time, and one of seven SI base units. It is defined as the duration of 9,192,631,770 periods of the radiation corresponding to the transition between the two hyperfine levels of the ground state of the caesium-133 atom at zero kelvins.

Definition: Hour

The hour was originally defined in Egypt as 1/24 of a day, based on their duo-decimal numbering system (which counted finger joints on each hand).

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