## Convert day to second

 days seconds

How many days in 1 seconds? The answer is 1.1574074074074E-5. We assume you are converting between day and second. You can view more details on each measurement unit: days or seconds The SI base unit for time is the second. 1 days is equal to 86400 second. Note that rounding errors may occur, so always check the results. Use this page to learn how to convert between days and seconds. Type in your own numbers in the form to convert the units!

## Date difference between calendar days

You may also want to find out how many days are between two dates on the calendar. Use the date calculatorto get your age in days or measure the duration of an event.

## Quick conversion chart of days to seconds

1 days to seconds = 86400 seconds

2 days to seconds = 172800 seconds

3 days to seconds = 259200 seconds

4 days to seconds = 345600 seconds

5 days to seconds = 432000 seconds

6 days to seconds = 518400 seconds

7 days to seconds = 604800 seconds

8 days to seconds = 691200 seconds

9 days to seconds = 777600 seconds

10 days to seconds = 864000 seconds

## Want other units?

You can do the reverse unit conversion from seconds to days, or enter any two units below:

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## Definition: Day

A continuous period of 24 hours which, unless the context otherwise requires, runs from midnight to midnight.

## Definition: Second

The second (symbol s) is a unit for time, and one of seven SI base units. It is defined as the duration of 9,192,631,770 periods of the radiation corresponding to the transition between the two hyperfine levels of the ground state of the caesium-133 atom at zero kelvins.

## Metric conversions and more

ConvertUnits.com provides an online conversion calculator for all types of measurement units. You can find metric conversion tables for SI units, as well as English units, currency, and other data. Type in unit symbols, abbreviations, or full names for units of length, area, mass, pressure, and other types. Examples include mm, inch, 70 kg, 150 lbs, US fluid ounce, 6'3", 10 stone 4, cubic cm, metres squared, grams, moles, feet per second, and many more!