Hours to Seconds Converter
Convert hours (h) to seconds (s) instantly. Type a value below; the result updates as you type. 1 h = 3,600 s.
How to convert hours to seconds
1 h = 3,600 s. To convert hours to seconds, multiply the value by 3,600.
seconds = hours × 3,600
Worked examples
- 5 h = 18,000 s
- 12 h = 43,200 s
- 100 h = 360,000 s
Common hours to seconds conversions
How many seconds is 2 h?
2 h is equal to 7,200 s.
How many seconds is 10 h?
10 h is equal to 36,000 s.
How many seconds is 20 h?
20 h is equal to 72,000 s.
How many seconds is 50 h?
50 h is equal to 180,000 s.
How many seconds is 100 h?
100 h is equal to 360,000 s.
How many seconds is 500 h?
500 h is equal to 1,800,000 s.
Hours to seconds conversion table
| Hours (h) | Seconds (s) |
|---|---|
| 1 h | 3,600 s |
| 2 h | 7,200 s |
| 3 h | 10,800 s |
| 4 h | 14,400 s |
| 5 h | 18,000 s |
| 6 h | 21,600 s |
| 7 h | 25,200 s |
| 8 h | 28,800 s |
| 9 h | 32,400 s |
| 10 h | 36,000 s |
| 15 h | 54,000 s |
| 20 h | 72,000 s |
| 25 h | 90,000 s |
| 30 h | 108,000 s |
| 40 h | 144,000 s |
| 50 h | 180,000 s |
| 75 h | 270,000 s |
| 100 h | 360,000 s |
| 250 h | 900,000 s |
| 500 h | 1,800,000 s |
| 1,000 h | 3,600,000 s |
Related conversions
Frequently asked questions
How many seconds are in 1 hour?
1 hour (h) equals 3,600 seconds (s).
How do I convert hours to seconds?
To convert hours to seconds, multiply the value by 3,600. For example, 5 h = 18,000 s.
How many hours are in 1 second?
1 second (s) equals 0.000277778 hours (h).