This is a file from the Wikimedia Commons

File:Primes-vs-composites.svg Information

From Wikipedia

Original file(SVG file, nominally 468 × 658 pixels, file size: 20 KB)



English: Prime numbers of dots cannot be arranged into rectangles of more than one dot per side.
Source Own work
Author David Eppstein
Other versions


I, the copyright holder of this work, hereby publish it under the following license:
Creative Commons CC-Zero This file is made available under the Creative Commons CC0 1.0 Universal Public Domain Dedication.
The person who associated a work with this deed has dedicated the work to the public domain by waiving all of their rights to the work worldwide under copyright law, including all related and neighboring rights, to the extent allowed by law. You can copy, modify, distribute and perform the work, even for commercial purposes, all without asking permission.



Easy way to remember prime and composite numbers.

In dieser Datei abgebildete Objekte


18 January 2018


File history

Click on a date/time to view the file as it appeared at that time.

current 17:35, 11 November 2020 Thumbnail for version as of 17:35, 11 November 2020468 × 658 (20 KB)David EppsteinReverted to version as of 19:54, 21 January 2018 (UTC)
14:54, 11 November 2020 Thumbnail for version as of 14:54, 11 November 2020540 × 648 (19 KB)류류Reverted to version as of 04:31, 19 January 2018 (UTC)
19:54, 21 January 2018 Thumbnail for version as of 19:54, 21 January 2018468 × 658 (20 KB)David EppsteinBigger fonts, less-confusing multiplicity of colors, and only one factorization of 12
04:31, 19 January 2018 Thumbnail for version as of 04:31, 19 January 2018540 × 648 (19 KB)David EppsteinUser created page with UploadWizard
The following pages on the English Wikipedia use this file (pages on other projects are not listed):

Global file usage

The following other wikis use this file: