# How Many Seconds in a Day

**Why use the online how many seconds in a day calculator?**

How many seconds in a day calculator helps you to calculate the exact number of seconds in a day and further assist you to compute the number of seconds in X (any value of days) number of days. Furthermore, this "days to seconds" conversion calculator calculates the number of hours, minutes, milliseconds, and more in a particular selected day.

Using Mycalcuâ€™s **how many seconds in a day calculator**, you will get the number of seconds in one day and the number of seconds in x days. Check out how many seconds are there in 20 days?

## How Many Seconds in a Day

## Day to other Time Unit Conversion

Seconds |

Hours |

Weeks |

Months |

Minutes |

MilliSeconds |

Nanosecond |

**How does it work?**

This conversion calculator uses the given below formula to precisely and quickly convert days into seconds.

**1 day= 24hours x 60 minutes x 60 seconds= 86400 seconds **

Therefore, there are **86400 seconds in one day**.

And if you want to find out hours in x days then

X days = X x (86400) seconds.

Let's dive into an example to make this concept clear, for instance, how many seconds are there in 12 days?

Using the above-mentioned formula

12 days= 12 * 86400 = 10368000 secs = 1.0368e+6 seconds

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