1,2,3,5,7,11,13 I would say they are primes but one is not a prime .Am I right ? Please help DD
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There are many possiblites. See 1,2,3,5,7,11,13 - OEIS Search Results
Originally Posted by Plato There are many possiblites. See 1,2,3,5,7,11,13 - OEIS Search Results thank you but I am only grade 5 DD
2 is'nt a prime number.
Originally Posted by HYP3RS0N1C_0V3RDR1VE 2 is'nt a prime number. That is a false statement. 2 is indeed prime. Its only factors are 1 and 2. it is the only even prime number.
Originally Posted by TheEmptySet That is a false statement. 2 is indeed prime. Its only factors are 1 and 2. it is the only even prime number. after i posted that i was having second thoughts. it slipped my mind fro a second. i forgot that all prime numbers didnt have to be odd. silly me.
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