309 is not prime. 309 = 3 * 103
3 x 103 = 309
No, 2 is not a factor of 309 because it does not evenly divide into 309. The factors of 309 are 1, 3, 103, and 309.
no
3*103
It is composite.
No, only even numbers have two as a factor.
A factor can or cannot be a prime number Ex: 2 is the factor of all other even numbers its a prime number but 9 is a factor of 18 and its not a prime number A prime is a factor but a factor being a prime number varies
The GCF is 3.
309 is a composite number. A prime number has only 2 factors which are 1 and itself. Composite numbers are everything else except 1 and 0. 1 and 0 are neither prime, nor composite.
Yes. Any time three is a factor, it is a prime factor.
It is a factor of 132, not a prime factor.