GCD, LCM and prime numbers

The app ''GCD, LCM and prime numbers'' can help students and teachers as a tool for practicing and solving math problems. - App checks if the given number is a prime number, and if it is composite, writes out its factors. - Additionally, app can check how many prime numbers are between two given numbers and what are GCD (greatest common divisor) and LCM (least common multiple) for two given numbers.