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What are the prime numbers of: 13, 27, 81, 21, 43, 48, 23, 49, 45

User XXX
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Prime numbers are numbers that has 2 factors (numbers that can only be divided by one and itself) therefore the prime numbers are 13,43,23
User Benoit Guigal
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Answer:

The prime numbers are 13,43,23

User Mcottingham
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