21 isn't prime. The prime factorization of 42 is 2 x 3 x 7.
The prime factors of 42 are 2, 3 and 7.
The prime factorisation of 42 is 2*3*7.
The prime factorization of 42 is 2 x 3 x 7.2 x 3 x 7 = 422 x 3 x 7 = 42
The GCF of 12, 24, and 39 is 3.The prime factorization of 12 is 2*2*3The prime factorization of 24 is 2*2*2*3The prime factorization of 39 is 3*13So the GCF of 12, 24, and 39 is 3.
The prime factorization of 39 is 3 X 13.
No. Prime factorization is the method of expressing a number as the product of prime numbers. So, Prime factorization of 42 = 2x3x7
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 39 is: 13 * 3 *1
39=3x133 x 13 = 39
No, 21 is not prime.
The lowest prime number that will divide evenly into 39 is 3, so 3 is a prime factor of 39. 39/3 = 13, and 13 is a prime number that is also a factor of 39. The prime factorization of 39 is 3 x 13.
No.
21 isn't prime. The prime factorization of 42 is 2 x 3 x 7.
It is: 2*3*7 = 42
No.
42