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Math Help - Prime Number 301

  1. #1
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    Question Prime Number 301

    Can someone show me how to determine whether 301 is a prime. I know its not but I need to prove it.
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  2. #2
    MHF Contributor kalagota's Avatar
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    Quote Originally Posted by helpinmath View Post
    Can someone show me how to determine whether 301 is a prime. I know its not but I need to prove it.
    if you know it is not, then give its prime factors..
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  3. #3
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    I have to use something like (p - 1)! = -1 (mod p)
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  4. #4
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    Here is the proof: 301=(7)(43).
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