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No 9 is not prime. It's factors are 1,3,9. Proper factors: 1,3. Factors are numbers that are multiplied with other numbers to get a product. Proper factors are factors of a number except for itself. Composite numbers are numbers with more than 2 factors and more than 1 proper factor. Prime is the opposite of composite.
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Earn +20 ptsQ: Is the number 9 prime
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Why is number 9 a prime number?
Actually, 9 is NOT a prime number.
Why is 9 not a prime number?
A prime number is only evenly divisible by 1 and itself. 9 is divisible by 1, 3 and 9 - therefore it is not a prime number.
Is 9 even and a prime number?
No, 9 is not even and is not a prime number as it is divisible by 3.
Is 7 and 9 prime numbers?
7 is a prime number but 9 is a composite number
What number is not a prime numbers 3 5 7 9 11?
'9' is NOT a prime number, because is is a compound of 3 x 3 = 9
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