Marks Calc

days to hours

Convert day to hour — instant, free, with the formula shown.

1 d=24 h

How to convert day to hour

To convert day to hour, multiply by 24:

h = d × 24

For example, 10 d × 24 = 240 h.

d to h conversion table

days (d)hours (h)
1 d24 h
2 d48 h
5 d120 h
10 d240 h
25 d600 h
50 d1200 h
100 d2400 h
250 d6000 h
500 d12000 h
1000 d24000 h
Reverse: Hour to Day

Other day conversions

Convert to hour from another unit

d to h — frequently asked

How many hours are in 1 day?

1 day = 24 hours (d × 24 = h).

What is the formula to convert day to hour?

Multiply your day value by 24 to get hour.

How do I convert 10 days to hours?

10 d = 240 h. For 100 d the answer is 2400 h. Use the calculator on this page for any other value.

See all time converters