Checks if a number is prime or composite. If the number is composite, it is also decomposed into a unique product of prime numbers. A table with primes is also provided in the options menu. No ads.
Updated on
Aug 17, 2025
Education
Data safety
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Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
This app may share these data types with third parties
Location, App activity, and App info and performance
This app may collect these data types
Location, App activity, and App info and performance
Data is encrypted in transit
Data can’t be deleted
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Ratings and reviews
phone_androidPhone
4.5
24 reviews
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Roarimanenderdragon Insidetheenderportal
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September 27, 2025
Well, the "Is It Prime?" application (app) is temporarily or constantly about to make me happy as always! 😊😇☺
A Google user
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July 8, 2019
give me sold prime number
1 person found this review helpful
A Google user
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November 16, 2014
Pros: Simple UI, convenient to use. Cons: Title may not be grammatically right. Visuals need improvement, a help sheet to explain some of the terms or symbols would be nice.