45
It is 8.
The greatest common factor is the largest of the common factors.
The difference is one.
The GCF is the largest of the common factors.
A prime number is a positive integer that has no positive integer factors other than one and itself, and a composite number is a positive integer that have two or more positive integer factors.
Factors are just numbers. Some numbers are positive, some negative. Some numbers are prime, some composite. A prime factor is always positive, but a positive factor is not always prime.
The greatest common factor, or GCF, is the largest number in the set of common factors.
The greatest factor of any positive number is the number itself.
The greatest factor of any positive number is the number itself.
The greatest factor of any positive integer is the number itself.
The greatest factor of any positive number is the number itself.