Which of the following is not true?

2 and 5 are the only prime factors of 20.

The prime factorization of 46 is 2x23.

3 is the only prime factor of 27.

The prime factorization of 24 is 2*small 2 at top*x3*small 2 at top*.

Question

Which of the following is not true?

 2 and 5 are the only prime factors of 20.

 The prime factorization of 46 is 2x23.

 3 is the only prime factor of 27.

 The prime factorization of 24 is 2*small 2 at top*x3*small 2 at top*.

directrix · Answer

The prime factorization of 24 is 2*small 2 at top*x3*small 2 at top*.

2^2 times 3^2 = 4 times 9 = 36 which is not equal to 24.