## ››Convert millennium to second

 millennium seconds

How many millennium in 1 seconds? The answer is 3.1709791983765E-11.
We assume you are converting between millennium and second.
You can view more details on each measurement unit:
millennium or seconds
The SI base unit for time is the second.
1 millennium is equal to 31536000000 second.
Note that rounding errors may occur, so always check the results.
Use this page to learn how to convert between millennia 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 calculator to get your age in days or measure the duration of an event.

## ››Quick conversion chart of millennium to seconds

1 millennium to seconds = 31536000000 seconds

2 millennium to seconds = 63072000000 seconds

3 millennium to seconds = 94608000000 seconds

4 millennium to seconds = 126144000000 seconds

5 millennium to seconds = 157680000000 seconds

6 millennium to seconds = 189216000000 seconds

7 millennium to seconds = 220752000000 seconds

8 millennium to seconds = 252288000000 seconds

9 millennium to seconds = 283824000000 seconds

10 millennium to seconds = 315360000000 seconds

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## ››Definition: Millennium

A millennium is a period of time equal to one thousand years. There are two main viewpoints about naming millennia and there was a popular debate leading up to the celebrations of the year 2000 as to whether 2000 was the beginning of a new millennium. Historically, there has been debate around the turn of the millennium, centuries and decades before.

## ››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, 100 kg, US fluid ounce, 6'3", 10 stone 4, cubic cm, metres squared, grams, moles, feet per second, and many more!