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Free Common Factor Calculator - Find GCF
Find the greatest common factor (GCF) and all common factors of numbers.
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Find FactorsQuick Answer
GCF is the largest number that divides evenly into all given numbers. GCF of 12 and 18 is 6. Used to simplify fractions.
Key Facts about Common Factor Calculator:
- GCF = Greatest Common Factor
- Also called GCD
- Used for simplifying fractions
- GCF(12,18) = 6
- GCF(number,1) = 1
Why Use Our Common Factor Calculator?
Factor tools:
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Find GCF
Greatest common factor.
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All Factors
List all common factors.
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Simplify Fractions
Reduce fractions.
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Multiple Numbers
Find GCF of many numbers.
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How to Common Factor Calculator in 3 Easy Steps
Find GCF:
1
Enter Numbers
Type your numbers.
2
Calculate
Find common factors.
3
Get GCF
See all factors.
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Find GCF
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Frequently Asked Questions
Everything you need to know about our common factor calculator
What is GCF?
Largest number that divides evenly into all given numbers.
Greatest Common Factor is the largest number that divides evenly into all given numbers.
Still have questions? Try the tool yourself!
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