zero
For zero to be a factor of a number, there would have to be another factor paired with it. Since zero times anything is zero, you will never be able to multiply zero with anything to get any number other than zero.
The greatest factor of any number is the number itself. The second greatest factor of any even number is half the number. The second greatest factor of any composite number is the number divided by its smallest prime factor. The second greatest factor of any prime number is 1.
The least common factor of any set of integers is 1. 13 can never be an LCF.
No, always odd.
Every number has a factor.
Of course not. In fact, the greatest common factor of two odd numbers is never 2.-- 2 is never a factor of any odd number.-- The greatest common factor of the odd numbers 651 and 1,085 is 217.
No number exists. ============ Zero is not a factor of any number but zero.
One is a factor of any number, because any number can be evenly divided by one.
the number 10 is a factor of any number that ends with zero
Because 3 is a factor of 9. Any number that has a composite number as a factor will also have that number's factors as factors.
The highest factor of any number is the number itself.
Any factor of the number less than the number itself.