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The square of any Prime number has exactly 3 factors.
They are:
1). 1
2). the number itself
3). the prime number which is its square-root
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∙ 14y ago
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How many numbers have only 3 factors?
Okay, whoever said that a number can only have an even number of factors IS Wrong Take a prime number and square it. If you square a prime number, the number you get will only have 3 factors. For example, if I squared the number 3, I would get 9. 9 only has three factors: 9, 3, 1 Any prime number squared has Three factors.
Why number 3 is prime number?
The number 3 is a prime number because 1 and 3 is its only factors. A prime number has only two factors, in this case 1 and 3 are the factors. 17,11,7 and 13 are examples of prime numbers.
Is 36201 a prime number?
36,201 is not a prime number because 3 is one of its factors. 3 is one of the factors of any number whose digits add up to 3 or a multiple of 3. The only prime number with 3 as one of its factors is the number 3.
Is 3 a factor of 0?
No. It is a prime number, so its only factors are 1 and 3.
The number is the product of two factors of 3?
The only factors of 3 are 3 and 1..so so it's 4?
Is 3 a prime number because it doesn't have any factors?
3 is a prime number because it has exactly two distinct factors. The only factors of a prime number are 1 and itself. The only factors of 3 are 1 and 3, so it is a prime number.
Is 3 a composite or a prime number?
3 is a prime number because its only factors are 1 and 3. A prime number is a number that's factors are 1 and itself.
What are the factors and prime factors of 3?
3 is a prime number. A prime number is a product that only has 2 factors; 1 and itself. So the factors of 3 are 1,3.
What number has only 3 factors?
Nine
Can a prime number have 3 factors?
A prime number has only 2 factors, 1 and itself.
What are the factors and prime factors of 3 and its composite?
3 is prime number so its only factors are 1 and itself. ^_^
What are the factors of three?
3 is a prime number; its only factors are 1 and itself.
Does the number 81 only have 3 factors?
No. It has 5.
What numbers with exactly 3 factors are?
A number has exactly three factors if and only if it is the square of a prime number.
What number are factors of 2and 3?
The factors of 2 are 1 and 2. The factors of 3 are 1 and 3. The only common factor is 1.
Is 3 a composite number?
3 is not a composite number.3 is a prime number because its factors are only 1 and itself.No.
What number has factors of 1 and 2 and 3 and 4 and 6 and 12?
The number which has only those factors is 12.
