What is the highest common factor of 2 co-prime numbers?

Answer 1

A single number cannot have a highest common factor because "common" refers to factors that two or more numbers have in common. You have only one number.

Answer 2

Two has two factors, one and itself. For them to be common, they need to be compared to another set of factors.

Answer 3

That's known as the greatest common factor, or GCF.

Answer 4

That completely depends on what the two numbers are.

Often, the largest common factor of two whole numbers is ' 1 ',

even if the numbers themselves are huge.

Answer 5

Consecutive even numbers.

Answer 6

The GCF is 1.