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Any two integers have a gcf. It is also possible for an odd and an even number to have a gcf other than one; for example, the following numbers (shown in factored form) have the gcf 7: 7 x 7 7 x 8

ex.

3 and 6, the GCF is 3

14 and 21 the GCF is 7

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โˆ™ 2010-11-17 13:33:37
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Q: Can an odd number and an even number has a gcf?
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Related questions

Can the gcf of an odd number and even number always even?

The GCF of an odd and even number is never even.


The GCF of an odd and an even number is?

odd


Is the GCF of any odd number and an even number always even?

No. Since odd numbers don't have any even factors, the GCF of odd and even must be odd.


Is the gcf of an odd number and even number is always even?

No, always odd.


Is the gcf of any odd number and even number always even?

No, always odd.


Is the gcf of a odd number and an even number always even?

No, always odd.


Is the GFC of a odd number and an even number is always even?

No, their GCF is always odd.


Is the gcf of an even number and an odd number always even?

No, it is not.


Is it true that the gcf of an odd and an even number is always an odd number?

Yes. The odd number does not have 2 as a factor (or else the number would be even). So the gcf does not have 2 as a factor. So the gcf must be odd.


Is the GCF of any two numbers is always odd?

The GCF of any two odd numbers is always odd. The GCF of any two even numbers is always even. The GCF of an odd and an even number is always odd.


Is gcf of an odd number and an even number always even?

It is NEVER even. Because no even number can be a factor of the odd number.


Why is The GCF of an odd number in a even number is always even?

It's not. It's always odd.


Is the gcf of an odd and even number always even?

No. The opposite is true: the gcf of an odd number and an even number is always odd. All the factors of an odd number are odd; or to put it another way: If a number has an even factor, the number itself must be even. Thus the only common factors between odd and even numbers must be odd.


Is the gcf of one even number and one odd number even?

No, it is not.


Can the GCF of an odd number and an even number ever be even?

No. Odd numbers don't have even factors.


Is the gcf of an odd or even number ALWAYS 1?

No.


Can the greatest common factor of an odd and even number always even?

The GCF of an odd and an even number must be odd since odd numbers do not have any even factors.


The GCF of an odd number and a even number is 15 The odd number is 45 What is the even number?

30 is the even number.


Is the gcf of an odd number and an even number is always even?

It CAN'T be even, since the number 2 is not a factor of the odd number. "Even" means that a number is a multiple of 2.


Are there any 2 even numbers that the GCF is an odd number?

No.


Is the greatest common factor if an odd number and an even number always even?

no. try 6 and 15. their GCF = 3 (odd)


Is the gcf of 2 odd numbers alway an even number?

That can never be an even number.


If the GCF of an odd number and an even number is always even true or false?

It is false.


If the Gcf is 17 and the odd number is 51 what is the even number?

34 or 68


Why is the gcf of an odd number and an even number always odd?

Because odd numbers don't have any even factors so they can't have any in common.