Unix timestamp

1640908800

Fri 31 Dec 2021 12:00:00 AM UTC

Coordinated Universal Time

Fri Dec 31 00:00:00 2021 UTC

In your local timezone

2021-12-31T00:00:00+00:00

ISO 8601

Fri, 31 Dec 2021 00:00:00 +0000

RFC 2822

2459580

Julian Date

27 Tevet 5782

Hebrew Date

041

Swatch Internet Time

364

Day of the year

December

Month

31

Days in month

52

Week

Friday

Day of the week

Time Converter


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1640908800

Converting Unix timestamp 1640908800 using our Time Converter gives us the following information:

1640908800 is representing the 364 day of the year 2021 in the Gregorian calendar, having 365 days. There are 1 days left of the year and this particular timestamp falls on a Friday, December 31 of week 52 at 00:00 UTC in the monrning meaning that about 0% of the day has passed. At this specifc time, the moon was in its Waning crescent phase, about 226,261 miles (or 364,131 km) from Earth.

On this day, many notable and historically important events have taken place. But to only mention a few, in year 406, Vandals, Alans and Suebians cross the Rhine, beginning an invasion of Gaul. And later in 535 byzantine general Belisarius completes the conquest of Sicily, defeating the Gothic garrison of Palermo (Panormos), and ending his Consulship for the year. More recently, in 2020 the World Health Organization issues its first emergency use validation for a COVID-19 vaccine.

We've also, tragically, seen a few famous deaths throughout history on this day. One notable mention is in 45 BC when Quintus Fabius Maximus, consul suffectus passed away and in 192 when Commodus, Roman emperor (born in 161) left us. And more recently, Betty White, American actress, comedian and producer (born in 1922) who died in in 2021.

December 31, or 1640908800, is also a day that we should celebrate. This date marks the birth of many influential people throughout history, including Muhammad bin Qasim, Syrian general (died in 715) who was born in 695, and later in 1378 - Pope Callixtus III (died in 1458). More recently, Gabby Douglas, American gymnast who was born in 1995.

Conversion help

For your conveniance, we have listed the conversion syntaxes for 1640908800 timestamp to serveral of the most popular programming lanugages below.

PHP
date('Y-m-d H:i:s', 1640908800);
MySQL
select from_unixtime(1640908800);
JavaScript
new Date(1640908800*1000).toString();
C++
time_t epch = 1640908800;
printf("%i -> %s", epch, asctime(gmtime(&epch))); (time.h);
C#
String.Format("{0:d/M/yyyy HH:mm:ss}", new System.DateTime(1970, 1, 1, 0, 0, 0, 0).AddSeconds(1640908800));
Java
new SimpleDateFormat("MM/dd/yyyy HH:mm:ss").format(new Date(1640908800 * 1000L))
Ruby
require 'date'
DateTime.strptime("1640908800",'%s')
Binary
11000011 10011100 10010000 0000000
Hexadecimal
61ce4800

A few related timestamps to 1640908800 are:

Start of year
1609459200
End of Year
1640995199
Start of month
1638316800
End of month
1640995199
Start of day
1640908800
End fo day
1640995199
Start of hour
1640908800
End fo hour
1640912399
Start of min
1640908800
End fo min
1640908859