2 and 19
Just 2
2 and 3
2 and 5.
2 and 5
2 and 5
Prime factors of 28 are 2 and 7
The prime factors of 66 are: 2, 3 and 11
As a product of its prime factors in exponents: 22*32 = 36
no its fators are 159 16 1 2544
1, 5 1, 5, 25
1,2,3,6,13,26,39,78 Prime Factorization= 2*3*13