Hours to seconds
1 hour in seconds
1 h = 3,600 s
s = h × 3,600
To convert hours to seconds, multiply by 3,600. The table below gives the values people look up most often, and the converter works for any number.
Hours to seconds table
| Hours | Seconds |
|---|---|
| 1 h | 3,600 |
| 2 h | 7,200 |
| 3 h | 10,800 |
| 4 h | 14,400 |
| 5 h | 18,000 |
| 10 h | 36,000 |
| 15 h | 54,000 |
| 20 h | 72,000 |
| 25 h | 90,000 |
| 30 h | 108,000 |
| 40 h | 144,000 |
| 50 h | 180,000 |
| 75 h | 270,000 |
| 100 h | 360,000 |
| 250 h | 900,000 |
| 500 h | 1,800,000 |
| 1,000 h | 3,600,000 |
How the conversion works
The relationship is s = h × 3,600. Both units measure time, so the conversion is a fixed factor that never changes.
Common questions
- How many seconds are in one hour?
- One hour equals 3,600 seconds. s = h × 3,600.
- How do you convert hours to seconds?
- Use s = h × 3,600. So 10 h is 36,000 s.
- How many hours are in one second?
- One second equals 0.0002778 hours, which is the reverse of the conversion above.
Related pages
- Seconds to Hours The reverse conversion
- Hours to Milliseconds
- Hours to Minutes
- Hours to Days
- Hours to Weeks
- Hours to Months
- Hours to Years
Sources
- Guide for the Use of the International System of Units (SP 811) — NIST (Public domain (US Government))
- The International System of Units (SI Brochure) — Bureau International des Poids et Mesures
- Calculated on this page — At One Place