Day to Second Unit Converter - 1 Day in Second

This calculator allows you to convert from Day to Second and in a reverse direction. To convert from Day to Second, enter the amount of Day into the first input and to convert from Second to Day, enter the amount of Second into the second input.

1 Day = 86400 Second

Day to Second?

How to convert from Day to Second?

To convert Day to Second: Every 1 Day equals 86400 Second. For example, 100 Day equal 100 * 86400 = 8640000 Second and so on..

Day to Minute | Day to Hour | Day to Week | Day to Month | Day to Year |

Day

What is a day?

Day is a very important unit of time. It can be defined as the period of time it takes the earth to complete one single rotation around its axis. Years, months and weeks are divided into days. Day contains twenty four hours.

Second

What is the second?

The second is an important unit of time. It is the main unit of time in the SI system of units. It can be defined as the time it takes an electromagnetic field to propagate through 3 x 10 5 km of vacuum.

One solar day has 86,400 seconds. There are 60 second per minute.

Second is not small and specific enough to be used by scientists and engineers so smaller units were derived such as:

  • One millisecond which equals 10 -3 s.
  • One microsecond which equals 10 -6 s.
  • One nanosecond which equals 10 -9 s.
  • One picosecond which equals 10 -12 s.

Day to Second Conversions Table

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