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Days to hours

1 day is 24 hours. Type any amount to convert it.

1 d equals

24 h
Show in every time unit
milliseconds86,400,000 ms
seconds86,400 s
minutes1,440 min
hours24 h
days1 d
weeks0.142857 wk
months (average)0.032855 mo
years (average)0.002738 yr

How to convert days to hours

hours = days × 24

For example, 10 days × 24 = 240 hours.

d to h chart

days (d)hours (h)
0.1 2.4
0.25 6
0.5 12
1 24
2 48
3 72
4 96
5 120
6 144
7 168
8 192
9 216
10 240
12 288
15 360
20 480
25 600
30 720
40 960
50 1,200
75 1,800
100 2,400
250 6,000
500 12,000
1,000 24,000

Frequently asked questions

How do you convert days to hours?

Use hours = days × 24. One day equals 24 hours.

How many hours are in one day?

There are 24 hours in one day.

What is the symbol for days and hours?

Days are written d; hours are written h.

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