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At least one of the factors of an even number must be even, because the product of odd factors is always odd.

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13y ago

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Do all even numbers have only even numbers as factors?

No. 24 has 3 as a factor. 30 has 15 as a factor.


Do all even numbers have as a factors?

do you mean " what does all even numbers have as factors?"? then the number two.


Which numbers are factors of all even numbers?

1 and 2 are factors of all even numbers.


Why are all the prime numbers are odd numbers?

All prime numbers are not odd numbers. 2 is an even prime number, and it is the only even prime number because all other even numbers have 2 as one of their factors.


Is an even number composite?

All even numbers are composite numbers except 2 which is the only even prime number because it has only two factors which are itself and one.


What is the 2 factors of even numbers?

it is the integers of even numbers which divide all the even numbers


What is the only even prime number and why?

2 is the only even prime number. All other even numbers have more than two factors.


Are all even numbers compsit?

Yes all even numbers are composite with the exception of 2 which is a prime number because it has only two factors which are itself and one


Will a prime number always have an odd numbers of factors?

All prime numbers have only 2 factors which are themselves and one. Al prime numbers are odd numbers except for 2 which is the only even prime number.


Which Two factors will always go into Even numbers?

1 and 2 are factors of all even numbers.


What are two examples of a type of number that has an odd number factor?

There are square numbers (numbers which are a square of an integer), such as 4. It's factors, listed are 1, 2, and 4. All square numbers have an odd number of factors. Then there's 1, which has only 1 factor: 1. All other numbers have an even number of factors. Prime numbers will have only 2 factors (2 is even).


What is the meaning of even and odd factors?

All nonzero numbers have factors. Some factors are even numbers, some factors are odd numbers.