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of course not. How about 5,7,11,13,17,.....?

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Q: Does every odd number have 3 as a factor?
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Related questions

Is every multiple of 3 odd?

I think 6, 12 and 18 would disagree with that.


What is a What is a odd number that is a factor of 126?

3 or 7


What factor of 24 is an odd number bigger than 1?

3 is a factor of 24 that is an odd number bigger than 1


How do you find an odd factor of a number?

All nonzero numbers have factors. Some factors are odd numbers. 3 is an odd factor of 12.


What number is a multiple of 3 a factor of 42 and is odd?

6.


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

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


How many integers less than 100 have an odd number of factors?

There are 9 integers less than 100 that have an odd number of factors.Every factor of a number has a pair, eg 2 & 3 are a factor pair of 6; and so it would be expected that every number has an even number of factors.However, if the factor pair of a number are the same number (eg 6 & 6 are a factor pair of 36), then there will be an odd number of factors.When there is a repeated factor like this, the number is a perfect square.Thus only perfect squares have an odd number of factors.Less than 100 there are 9 perfect squares (1, 4, 9, 16, 25, 36, 49, 64 & 81) which have an odd number of factors.100 itself is a perfect square and also has an odd number of factors, but the question asked for those numbers less than 100 with an odd number of factors.


Are all consecutive numbers add upto odd numbers?

Yes, after every even number, there is an odd. Odd number+ even number=odd number. For example: 1+2=3 , 2+3=5, 3+4=7


What odd number has the most factors?

That's just as meaningless a question as asking "what is the biggest number?" Just as there is no biggest number (you can always get bigger numbers by adding 1), there is no odd number with the most factors. You could multiply any odd number by 3, and get an odd number with another factor of 3.


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

No. The GCF of 6 and 15 is 3.


Do all odd numbers have 3 as a factor?

No. Seven is odd, for example, and does not have three as a factor.


Is the greatest common factor of an even number and an odd number is 3?

Not necessarily. The GCF of 9 and 12 is 3, the GCF of 9 and 18 is 9.