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39 is not a Prime number because it has four factors: 1,3,13,39 and because prime number are numbers who has 2 factors.

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Q: Why isnt 39 a prime number?

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13 is the prime number of 39

39 is not a prime; it is a composite number.

Composite

39 is not a prime number.

Composite

No. 39 = 3 * 13 39=3 so in that case 39 is not a prime number

13 is a prime number and 39 isint a prime number

13 and 3. Isnt it?

Of 23 and 39, only 23 is a prime number.

39 is prime because no number can go into it.

The lowest prime number that will divide evenly into 39 is 3, so 3 is a prime factor of 39. 39/3 = 13, and 13 is a prime number that is also a factor of 39. The prime factorization of 39 is 3 x 13.

39 is composite

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