i am not good at math. trying to solve some thing where i am finding a number which not divisible by any of 2,3 and 5. Sorry I forget to tell you I am Talking about more than 3 digit number. What I am trying to find is prime number. If i am not wrong, then if there is any number which is not divisible by 2 3 and 5, then it is a Prime Number. example 379

# Is there is any number which is not divisible by any of (2, 3 and 5)???

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