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Time
Hours to Seconds
Convert hours (hr) to seconds (s). Type a value below to see the result update instantly. Reference table and formula included.
Calculator
1 hr = 3600 s
Hours to Seconds Conversion Table
Common values, ready to copy:
| hours | seconds |
|---|---|
| 1 hr | 3600 s |
| 2 hr | 7200 s |
| 5 hr | 18000 s |
| 10 hr | 36000 s |
| 25 hr | 90000 s |
| 50 hr | 180000 s |
| 100 hr | 360000 s |
| 1,000 hr | 3.6000e+6 s |
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Formula
seconds = hours × 3600
Time uses fixed SI seconds. A day is exactly 86,400 seconds; a year (Julian) is 365.25 days = 31,557,600 seconds.
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