Question

1 has only one factor. it is neither a prime nor a composit number. it iscalled

Answer 1

1. 1 is not considered prime because it doesn't have only two factors, 1 and itself, and it's not composite because it doesn't have more than two factors. So what are they considered to be? I did see that 1 was called a unit (or that's what I understood)

Answer 2

1 is natural no.
I hope it help you