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I must say, this is a mess.
-- If you want the least something, then you only get one of them. If there were two leasts,
then you would immediately ask which least is less than the other least.
-- "Common" means "same for both". There's nothing 'common' about just one thing,
and just one number has no 'common' factors.
-- The least common factor of any group of two or more numbers is always ' 1 '.
What else can I help you with?
What is the least common factor of 21?
There cannot be a least common factor of just one number. To be common there need to be at least two numbers.
What is the least common factor of 75?
There cannot be a least common factor of just one number. To be common there need to be at least two numbers.
Why is the least common factor of any two whole numbers is one?
The number one goes into every number making the the least (lowest) common factor.
What is the least common factor of 987?
There cannot be a least common factor of just one number. To be common there need to be at least two numbers.
What is the least common factor of two integers?
The least common factor of any set of integers is 1.
What is the common factor for the number 20?
There cannot be a common factor of just one number. To be common there need to be at least two numbers.
How you know that any numbers have at least one common factor?
You can start by listing out each number's factors. Then, when you find at least one common factor, that is your answer!
How you know that any two numbers have at least one common factor?
The number one is a factor of every number.
What number has an least common factor of 91?
None. The least common factor is defined only for two or more numbers: one number cannot have a LCF. In any case, the least factor of any number is 1. So 91 cannot be a least common factor of any number since 1 is a factor and 1 is less than 91.
What is the least common factor of two numbers when one number is a multiple of the other?
The least common factor of any set of numbers is 1.
Common factor of 45?
There cannot be a common factor of just one number. To be common there need to be at least two numbers.
What is the common factor of 6?
There cannot be a common factor of just one number. To be common there need to be at least two numbers.
