Prime Factors
Free
2.5for iPhone, iPad and more
Age Rating
Prime Factors Screenshots
About Prime Factors
Scroll through the numbers from 1 to 1,000,000,000,000. See which numbers are Prime and view the Prime Factors of the Composite numbers. Jump directly to a number to see if your phone number or social security number is Prime.
• Prime Numbers are marked with a red circle
• Prime Factors can be viewed by tapping on a number
• Pinch and Zoom to change the number of columns
• Prime Numbers are marked with a red circle
• Prime Factors can be viewed by tapping on a number
• Pinch and Zoom to change the number of columns
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What's New in the Latest Version 2.5
Last updated on Nov 24, 2020
Old Versions
Updates for iOS 14. Now able to view numbers from 1 to 1,000,000,000,000.
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Version History
2.5
Nov 24, 2020
Updates for iOS 14. Now able to view numbers from 1 to 1,000,000,000,000.
2.1
Aug 16, 2020
Tapping a prime number will now show the that is the nth prime number.
2.0
May 12, 2020
Updated for latest devices, and added support for dark mode.
1.1.1
Jan 16, 2017
Updates for iOS 10
1.1
Jan 10, 2017
Updates for iOS 10
1.0
Nov 22, 2013
Prime Factors FAQ
Click here to learn how to download Prime Factors in restricted country or region.
Check the following list to see the minimum requirements of Prime Factors.
iPhone
Requires iOS 14.0 or later.
iPad
Requires iPadOS 14.0 or later.
iPod touch
Requires iOS 14.0 or later.
Prime Factors supports English
