Convert days to milliseconds
Enter a days value below and convert to milliseconds
d
1 day =
86400000 milliseconds
* exact result
Select how many decimal places the result will be rounded to:
How to convert days to milliseconds
To convert days to milliseconds, multiply a days value by 86400000.
Formula ms = d × 86400000
Example: Convert 5 days to milliseconds Calculations: 5 d × 86400000 = 432000000 ms
Day (d)
The day is a unit of time equal to 24 hours, or 86400 seconds.
Millisecond (ms)
The millisecond is a unit of time equal to 1/1000 of a second.