【實用教育app】Primality - Prime Checker|最夯免費app-綠色工廠好玩App

The app checks if a number is prime, and if it's not, it will give you all the numbers the number is divisible by. It will also tell you if the numbers that can divide it are prime or not.Due to stability issues when figuring out if the divisible numbers are prime or not, the max number you can put is 99,999 now.