Is That Prime? Download from App Store

Is That Prime? app for iPhone and iPad


4.1 ( 4451 ratings )
Utilities Productivity
Developer: Nicholas Cooke
0.99 USD
Current version: 2.1.1, last update: 7 years ago
First release : 17 Jun 2010
App size: 82.47 Kb

Is That Prime? Is the most powerful and intuitive prime number, composite number and factor calculator on the app store. It’s also the fastest taking mere seconds for calculations of even the largest of numbers. Is That Prime? Tells you whether a number is prime or composite, and can then tell you the number’s factors, listing them in a grouped format or an ascending format. It can handle calculations of numbers up to 9999999999999.