Tools · Open source
Is it Prime
Bodo Bauer
Prime number check.
Download
Opens the official F-Droid page
About Is it Prime
This is a simple Android app that lets you check if a number is prime. If it isn't, it will display the prime factors of the number.
How to install Is it Prime
- Tap Download — the app's official page on F-Droid opens.
- Install it with the F-Droid app (recommended, for automatic updates), or use the download button on that page.
- If Android asks, allow the F-Droid app or your browser to install apps, then tap Install.
- Open Is it Prime from your app drawer.


