Convert Days to Hours
1 d = 24 h
Conversion Table
| days (d) | hours (h) |
|---|---|
| 0.5 | 12 |
| 1 | 24 |
| 2 | 48 |
| 5 | 120 |
| 10 | 240 |
| 25 | 600 |
| 50 | 1200 |
| 100 | 2400 |
| 250 | 6000 |
| 500 | 12000 |
| 1000 | 24000 |
How to Convert days to hours
To convert days to hours, multiply the value by the conversion factor:
For example: 10 d = 240 h
Related Converters
About days and hours
The Conversion Formula
To convert days to hours, multiply the value by the conversion factor: 1 d = 24 h. For a worked example, suppose you need to convert 25 d to hours: 25 × 24 = 600 h. To convert in the opposite direction, divide by 24, or equivalently multiply by 0.0416667.
About days
A day is the time it takes for Earth to complete one rotation. While a 'solar day' varies slightly, our civil day is fixed at exactly 24 hours or 86,400 seconds. It is the fundamental cycle of human life. days are commonly used in Calendar planning, Hotel stays, Shipping times, and Subscription trials, Vacation length.
Earth spins once on its axis in one day.
About hours
The hour was originally defined as 1/12th of the time between sunrise and sunset, meaning hours changed length with the seasons! Fixed-length hours only became standard with the invention of mechanical clocks in the 14th century. It is the primary unit of labor and travel. hours are commonly used in Work shifts, Flight durations, Sleep tracking, and Battery life, Speed (per hour).
The ISS orbits the Earth every 1.5 hours.
When Would You Convert days to hours?
Converting between days and hours is one of the most common time conversions. You might need this conversion when working with international specifications, following instructions written for a different measurement system, or comparing values across different standards. Having the conversion factor (1 d = 24 h) memorized or bookmarked can save time in professional and everyday contexts alike.