5
The prime factors of 30 are 2, 3, 5
The GCF is 1.
The GCF is 20.
The GCF is 9.
No, 30 is not prime.
Since 5 is a factor of 15, it is automatically the GCF.
The GCF is 1.
No. The number 30 is composite and so it cannot be a prime factor.
No on both counts. 4 is not prime and 4 is not a factor of 30.
The largest prime factor of 30 is 5 and its other prime factors are 2 and 3
8 is not a prime factor of 30. The prime factorization of 30 is 2x3x5.
Oh, dude, the whole number with the greatest prime factor between 1 and 30 is 30 itself. The greatest prime factor of 30 is 5, which is the largest prime number between 1 and 30. So, yeah, 30 takes the crown for this one.
30 15,2 5,3,2