Unix timestamp

1631750400

Thu 16 Sep 2021 12:00:00 AM UTC

Coordinated Universal Time

Thu Sep 16 00:00:00 2021 UTC

In your local timezone

2021-09-16T00:00:00+00:00

ISO 8601

Thu, 16 Sep 2021 00:00:00 +0000

RFC 2822

2459474

Julian Date

10 Tishri 5782

Hebrew Date

041

Swatch Internet Time

258

Day of the year

September

Month

30

Days in month

37

Week

Thursday

Day of the week

Time Converter


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1631750400

Converting Unix timestamp 1631750400 using our Time Converter gives us the following information:

1631750400 is representing the 258 day of the year 2021 in the Gregorian calendar, having 365 days. There are 107 days left of the year and this particular timestamp falls on a Thursday, September 16 of week 37 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 Waxing gibbous phase, about 229,275 miles (or 368,983 km) from Earth.

On this day, many notable and historically important events have taken place. But to only mention a few, in year 681, Pope Honorius I is posthumously excommunicated by the Sixth Ecumenical Council. And later in 1400 Owain Glyndŵr is declared Prince of Wales by his followers. More recently, in 2022 the Death of Mahsa Amini occurred, which sparked worldwide protests.

We've also, tragically, seen a few famous deaths throughout history on this day. One notable mention is in 307 when Flavius Valerius Severus, Roman emperor passed away and in 655 when Pope Martin I left us. And more recently, Song Binbin, Chinese revolutionary (born in 1947) who died in in 2024.

September 16, or 1631750400, is also a day that we should celebrate. This date marks the birth of many influential people throughout history, including Julia Drusilla, Roman daughter of Germanicus (died in 38) who was born in 16, and later in 508 - Yuan Di, emperor of the Liang dynasty (died in 555). More recently, Oliver Skipp, English footballer who was born in 2000.

Conversion help

For your conveniance, we have listed the conversion syntaxes for 1631750400 timestamp to serveral of the most popular programming lanugages below.

PHP
date('Y-m-d H:i:s', 1631750400);
MySQL
select from_unixtime(1631750400);
JavaScript
new Date(1631750400*1000).toString();
C++
time_t epch = 1631750400;
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(1631750400));
Java
new SimpleDateFormat("MM/dd/yyyy HH:mm:ss").format(new Date(1631750400 * 1000L))
Ruby
require 'date'
DateTime.strptime("1631750400",'%s')
Binary
11000010 10000101 00010010 0000000
Hexadecimal
61428900

A few related timestamps to 1631750400 are:

Start of year
1609459200
End of Year
1640995199
Start of month
1630454400
End of month
1633046399
Start of day
1631750400
End fo day
1631836799
Start of hour
1631750400
End fo hour
1631753999
Start of min
1631750400
End fo min
1631750459