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Why isnt 39 a prime number?
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.
WHAT IS the product of the prime numbers between 20 to 30?
23*29=667
Is 2001 prime?
No, 2001 can be factored. (3 * 667)
Is infinity a prime or composite?
Infinity is not a number. It cannot be graphed nor placed onto a number line. Infinity is an idea, a prospect. So the answer is "none" since Infinity isnt a number.
What is the smallest number that looks prime but really isnt?
It isn't clear what you mean with "looks like prime". What would your criteria be to "look like a prime"? The first prime numbers are:2, 3, 5, 7, 11, 13, 17, 23, 29, 31 ...Other positive integers (larger than 1) are composite numbers. The number 1 has a special role, as the identity element of multiplication. It is neither a prime number nor a composite number.
Is 667 a prime number?
1, 23, 29, 667
Is 667 a prime number and why?
No, it is composite as 667 = 23 x 29
What is the largest prime number must you check to know whether or not 667 is a prime number?
It is 29 because 29*23 = 667
A number that isnt a prime number?
Composite
What number has 23 and 29 as its prime factors?
667
What is a number called when it isnt a prime number?
Composite
Why is 667 not a prime number?
Because it has 23 and 29 as factors.
What are the prime factors of 667?
The prime factors of 667 are 29 and 23. 29*23=667.
Is 667 a prime number explain why?
No. It has more than two factors.
What is the number whose prime factors are all prime numbers between 20 and 30 and no factor is repeated?
23 x 29= 667
What are the factors and prime factors of 667?
The factors of 667 are: 1 23 29 667.The prime factors are: 23, 29
Why isnt 39 a prime number?
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.
