The prime factorization of 399 is 3 x 7 x 19. 21 wouldn't be included since it isn't a prime number.
The prime factorization of 77 = 7 x 11The prime factorization of 15 = 3 x 5
The GCF of 15, 25, and 30 is 5.The prime factorization of 15 is 3*5.The prime factorization of 25 is 5*5The prime factorization of 30 is 2*3*5So the GCF of 15, 25, and 30 is 5.
1 is the greatest and only common factor of 15 and 38. The prime factorization of 15 is 3*5. The prime factorization of 38 is 2*19
21 isn't prime. The prime factorization of 42 is 2 x 3 x 7.
The prime factorization for 21 is: 3x73 x 7 = 21
3 x 7 = 21, since both factors are prime, that is the prime factorization of 21.
Prime Factorization of 9 and 15The prime factorization of 9 is:3 X 3The prime factorization of 15 is:3 X 5
The prime factorization of 21 is 3 x 7.
Do you mean, "What is the prime factorization of 21?"
The prime factorization for 21 is 3x7.
The prime factorization of 15 is 3 x 5.
The prime factorization of 15 is 3 x 5.
7 is already prime. The prime factorization of 15 is 3 x 5.
In actual fact, the prime factorization of 42 is not 21 x 2, as 21 is not a prime number. The complete prime factorization of 42 is 2 x 3 x 7.
The prime factorization of 21 is: 3 x 7
No, 21 is not prime.