File:PrimeNumbersSmall.png
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PrimeNumbersSmall.png (320 × 240 pixels, file size: 13 KB, MIME type: image/png)
 | This is a file from the Wikimedia Commons. Information from its description page there is shown below. Commons is a freely licensed media file repository. You can help. |
| Description |
English: Every pixel here represents a number in the range 1 to 76,800.
If the pixel is black, the number it represents is prime. If the pixel is white, that number is not prime. So for example, the white pixel in the upper-left represents "1", which not prime. The next two black pixels to the right in the same row represent "2" and "3", which are prime. For any pixel, the number it represents is given by
where column runs from 1 to 320, and row from 1 to 240. See the list of the 100,008 primes |
| Date | 9 March 2007 (original upload date) |
| Source | Transferred from en.wikipedia to Commons by Daniele Pugliesi. |
| Author | The original uploader was JabberWok at English Wikipedia. |
Licensing
|
This work is ineligible for copyright and therefore in the public domain because it consists entirely of information that is common property and contains no original authorship. |
Original upload log
The original description page was here. All following user names refer to en.wikipedia.
- 2007-03-09 05:28 JabberWok 320×240× (13504 bytes) Every pixel here represents a number in the range 1 to 76,800. If the pixel is black, the number it represents is prime. If the pixel is white, that number is not prime. So for example, the white pixel in the upper-left represents "1" which is not usua
File history
Click on a date/time to view the file as it appeared at that time.
| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 15:35, 5 January 2009 | | 320 × 240 (13 KB) | Ensahequ | {{Information |Description={{en|Every pixel here represents a number in the range 1 to 76,800. If the pixel is black, the number it represents is prime. If the pixel is white, that number is not prime. So for example, the white pixel in the upper-left |
File usage
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Global file usage
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- Usage on ast.wikipedia.org
- Usage on es.wikipedia.org
- Usage on fr.wikipedia.org
