a prime number
Because a prime number has two factors whereas 1 has only one factor which is itself
1
It is 1 because it only has itself as a factor.
The number ' 1 ' has only one factor.
a prime number
I call it 1.
The only number with one factor is 1.
Because a prime number has two factors whereas 1 has only one factor which is itself
One is the only number that is a factor of every other number.
All numbers, (except 1) have at least two factors: 1 and the number itself. So, there are no numbers, besides 1, with only 1 factor. And 1 is neither prime nor composite.
1 has one factor.
1
The only number with one factor is 1.
No prime number only has one factor. Each prime number has itself and 1 as factors. Now, the number 1 of course has only one factor, but it is technically not a prime number.
1 because only 1 can go into it
It is 1 because it only has itself as a factor.