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No. For example:
3 is a factor of 9, 15, 21, ...
3 is not a factor of 5, 7, 11, 13, 17, 19, ...
Note that there are lots of odd numbers that have NO smaller factors (excluding 1, and negative factors, of course). Such numbers are called prime numbers. The sequence of prime numbers starts with:
2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, ...
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What number has an odd number for a factor?
All odd numbers have odd factors.
What number is greater than 10 and is a odd number which is a factor of 100?
25 is an odd factor of 100.
What will you get if you odd three odd and an even number?
An odd number
what happen if you subtract three odd numbers?
you get an odd number
What happens when you add three odd number?
The result is an odd number.
Why is 2 a factor of every other number?
2 is a factor of every even number. Adding or subtracting one from an even number leaves an odd number. Since even and odd numbers alternate, 2 will be a factor of every other number.
Does every odd number have 3 as a factor?
of course not. How about 5,7,11,13,17,.....?
What do you call an odd number factor?
I would call an odd number factor a factor that is an odd number. I would call a number with an odd number of factors a perfect square.
Why is 2 a easy factor?
It's easy to see whether 2 is a factor of a number because 2 is a factor of every even number and not a factor of any odd number.
What are the numbers that have an odd factor?
Every integer number has an odd factor unless it doesn't, i.e. unless it only has even factors. An even factor can have an odd factor, unless it has only factors 2 (since it is the only even prime).So, a number has an odd factor if it is unequal to a power of 2.Note that 0 is not a power of 2 and has all odd factors . . .
What is and odd number that is a factor of 100?
5 is an odd number and is a factor of 100
What is a number called that has an odd number of factor pairs?
A square number has an odd number of factors, but a number with an odd number of factor pairs is nothing special.
How many factors does the number 8 have?
No. 1 is odd, and is a factor of every number.
What number has an odd number for a factor?
All odd numbers have odd factors.
What is a odd factor?
An odd factor is a number that cannot be divided by 2. if it can be divided by 2 it is an even factor or even number.
What number is greater than 10 and is a odd number which is a factor of 100?
25 is an odd factor of 100.
Do all odd numbers have 3 as a factor?
No. Seven is odd, for example, and does not have three as a factor.
