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Which is not a prime number? A. 31 B. 47 C. 49 D. 53
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Which is not a prime number? A. 31 B. 47 C. 49 D. 53

User Mirco Bellagamba
by
4.1k points

2 Answers

7 votes

Answer:

49 is not a prime number

Explanation:

7 times 7 = 49

User Gina Gina
by
4.5k points
4 votes

Answer:

C) 49

Explanation:

Prime numbers are numbers that can only be factored into 1 and it's own number.

In the case of 49, it is a composite number.

Factors of 49: 1 , 7 , 49

1 x 49 = 49

7 x 7 = 49

49 x 1 = 49

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User Josmarie
by
3.6k points
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