Put a number and I will tell you if it is prime or not, plus all the factors! NOTE: Negative numbers don't work.
Try 6402373705728000, which is 18 x 17 x 16 x 15 x 14 x 13 x 12 x 11 x 10 x 9 x 8 x 7 x 6 x 5 x 4 x 3 x 2 x 1! It has 14688 factors, and 32 prime factors (2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 3 x 3 x 3 x 3 x 3 x 3 x 3 x 3 x 5 x 5 x 5 x 7 x 7 x 11 x 13 x 17)! Plus, make sure to put on turbo mode so it does it faster! :D Also, thanks to samsung69387 (my dad) for the scripts I needed to finish my project. Check him out! Features: - It finds the LARGEST prime number, and when your number/prime factor list has one of the numbers bigger than the largest prime number found, it will change it and keep on going!