it1siTylerie it1siTylerie
  • 20-11-2016
  • Mathematics
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Why is 7 a prime number?

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Frenchhelp
Frenchhelp Frenchhelp
  • 20-11-2016
Its a prime number because no other number can times to make 7 other than 1 and 7. Hope this helped
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bobthebuilder7 bobthebuilder7
  • 20-11-2016
7 is a prime number because it only has two factors, 1 and 7. 
The definition of a prime number is only 2 factors. A composite number is 2 or more factors.
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