Convert seconds to hours

Conversion Calculator

Enter your value in the conversion calculator below.

TIP: If the result of your conversion is 0, try increasing the "Decimals".

How to convert seconds to hours: Enter a value in the seconds field and click on the "Calculate hours" button. Your answer will appear in the hours field.

Conversion Definitions

The following is a list of definitions relating to conversions between seconds and hours.

What is a second (s or sec)?

A second is a unit of time. The symbol for second is s or sec. There are 3,600 seconds in an hour.

What is an hour (hr)?

An hour is a unit of time. The symbol for hour is hr. There are 0.00027778 hours in a second.

Conversion Formula

Let's take a closer look at the conversion formula so that you can do these conversions yourself with a calculator or with an old-fashioned pencil and paper.

The formula to convert from seconds to hours is:

hours = seconds ÷ 3,600

Conversion Example

Next, let's look at an example showing the work and calculations that are involved in converting from seconds to hours (s to hr).

Second to Hour Conversion Example

Task: Convert 9,000 seconds to hours (show work)

Formula:
seconds ÷ 3,600 = hours

Calculations:
9,000 seconds ÷ 3,600 = 2.5 hours

Result:
9,000 seconds is equal to 2.5 hours

Conversion Table

For quick reference purposes, below is a conversion table that you can use to convert from seconds to hours.

Seconds to Hours Conversion Chart

seconds (s)	hours (hr)
1 seconds	0.00027778 hours
2 seconds	0.00055556 hours
3 seconds	0.00083333 hours
4 seconds	0.00111111 hours
5 seconds	0.00138889 hours
6 seconds	0.00166667 hours
7 seconds	0.00194444 hours
8 seconds	0.00222222 hours
9 seconds	0.0025 hours
10 seconds	0.00277778 hours
20 seconds	0.00555556 hours
30 seconds	0.00833333 hours
40 seconds	0.01111111 hours
50 seconds	0.01388889 hours
75 seconds	0.02083333 hours
100 seconds	0.02777778 hours
250 seconds	0.06944444 hours
500 seconds	0.13888889 hours
750 seconds	0.20833333 hours
1,000 seconds	0.27777778 hours
2,500 seconds	0.69444444 hours
5,000 seconds	1.38888889 hours
7,500 seconds	2.08333333 hours
10,000 seconds	2.77777778 hours
25,000 seconds	6.94444444 hours
50,000 seconds	13.88888889 hours
75,000 seconds	20.83333333 hours
100,000 seconds	27.77777778 hours
250,000 seconds	69.44444444 hours

Related Units

This table provides a summary of the Time units within their respective measurement systems.

Unit	Symbol	Description
nanoseconds	ns	1 second = 1,000,000,000 nanoseconds
microseconds	μs	1 second = 1,000,000 microseconds
milliseconds	ms	1 second = 1,000 milliseconds
seconds	s or sec	base unit of Time
kiloseconds	ks	1,000 seconds = 1 kiloseconds
minutes	min	1 minute = 60 seconds
hours	hr	1 hours = 60 minutes
days	d	1 day = 24 hours
weeks	wk	1 week = 7 days
fortnights	4tnite	1 fortnight = 2 weeks or 14 days
months	mo	1 month = 30.4167 days
years	yr or y	1 year = 365 days
decades	decade	1 decade = 10 years

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