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Mathematics 17 Online
OpenStudy (anonymous):

hey guys , i need a reason why 1 can not be a prime number

OpenStudy (anonymous):

other than the obvious that it can only multiply itself

OpenStudy (amistre64):

well, does it fit the definition of a prime number? or not :)

OpenStudy (amistre64):

1 is the multiplicative indentity; so I think if anything is plays by different rules. just a guess

OpenStudy (anonymous):

A prime is defined as having exactly one divisor apart from one.

OpenStudy (anonymous):

O and 1 are neither prime nor composite, it's undefined.

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