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Convert Days To Seconds

In order to Convert Days To Seconds, please, enter Days value in the upper box and get the result in Seconds in the lower box, and vice-versa. The result of the conversion appears immediately.


equal to


This measurement conversion is based on a simple rule: 1 d = 86400 sec.

A day (symbol d) is a unit of time equivalent to approximately 24 hours. It is not an SI unit but it is accepted for use with SI. The SI unit of time is the second.

The second, sometimes abbreviated sec., is the name of a unit of time, and is the International System of Units base unit of time. It may be measured using a clock.

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