Hope said that the number 1 is prime because its only factors are 1 and itself. Lisa said that the number 1 is composite because it does not have exactly two factors. Who is correct?

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asked Aug 19, 2019 192k views

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Hope said that the number 1 is prime because its only factors are 1 and itself. Lisa said that the number 1 is composite because it does not have exactly two factors. Who is correct?

Mathematics
middle-school

Kavetiraviteja asked

by Kavetiraviteja

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Neither are correct. The number 1 is neither prime nor composite

Arnab Biswas answered Aug 21, 2019

by Arnab Biswas

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Hope because 1 is a prime number not a composite and composite are 2,4,6....

Tanyehzheng answered Aug 23, 2019

by Tanyehzheng

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