Is 1 a prime number?

Last updated at May 29, 2023 by

We know that 

Prime number has 2 factors

And Composite number has more than 2 factors

 

For 1

Factors of 1

1 × 1 = 1

1 has only one factor

So, it is neither prime nor composite

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Davneet Singh

Davneet Singh has done his B.Tech from Indian Institute of Technology, Kanpur. He has been teaching from the past 13 years. He provides courses for Maths, Science, Social Science, Physics, Chemistry, Computer Science at Teachoo.