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Which number is prime 70 49 31 85

User Spectric
by
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2 Answers

7 votes

Answer:

31 is the prime number

Explanation:

User Belwood
by
6.6k points
4 votes
31 is a prime number because only 1 times itself equals 31. no other two factors equal 31 as a product.
User Steven Kryskalla
by
7.5k points
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