### What are the factors and prime factors of 115?

115 is a composite number because it has factors other than 1 and itself. It is not a prime number. The 4 factors of 115 are 1, 5, 23, and 115. The factor pairs of 115 are 1 x 115 and 5 x 23. The proper factors of 115 are 1, 5, and 23 or, if the definition you are using excludes 1, they are 5 and 23. The prime factors of 115 are 5…

### What is the greatest common factor of 55 and 115?

The GCF of 55 and 115 is 5 Definition: A factor is a divisor - a number that will evenly divide into another number. The greatest common factor of two or more numbers is the largest factor that the numbers have in common. Method: One way to determine the common factors and greatest common factor is to find all the factors of the numbers and compare them. The factors of 55 are 1, 5, 11…