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The number one goes into every number making the the least (lowest) common factor.

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Q: Why is the least common factor of any two whole numbers is one?
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Related questions

Why do you have greatest common factor and not least common factor?

The least (meaning lowest) common factor of any set of whole numbers is always 1. The greatest common factor of any set of whole numbers will depend on the factors of the individual whole numbers in the set.


What is The least common factor of 143 and 165?

The least common factor of any set of numbers is 1.


How can you express (12 4 16) as a multiple of a sum of whole numbers with no common factor?

It is not possible to express something as a sum of whole numbers with no common factor. All whole numbers have at least 1 as a common factor.


What would the least common factor of two numbers be?

The least common factor of any set of integers is 1.


Why are there greatest common factors and not least common factors?

1 is the least common factor of all whole numbers, so there is nothing to choose for a least common factor. The Greatest Common Factor (GCF) of a set of two or more numbers is the largest factor that will divide into every number in the set without leaving any remainder. 1 is the least, or smallest, factor common to all whole numbers.


What is the least common factor of 22 and 34?

The least common factor of any set of numbers is 1.


Is there such thing as a least common factor?

The least (meaning lowest) common factor of any set of whole numbers is always 1.


What is the least common factor of any 2 nonzero whole numbers?

The least common factor of any set of integers is 1.


What is the least common factor of 81215?

The least common factor of any group of whole numbers is always 1. You need to have at least two numbers to have a math problem. Since there is only one number, there cannot be a least common factor.


What is the greatest common factor of 3066?

You must have at least two whole numbers to determine a greatest common factor.


What is the greatest common factor to 5727?

You must have at least two whole numbers to determine a greatest common factor.


What is the greatest common factor of 11570200?

You must have at least two whole numbers to determine a greatest common factor.