What is the GCF of 1643 and 1008?
The GCF of 1643 and 1008 is 1.
Steps to find GCF
- Find the prime factorization of 1643
1643 = 31 × 53 - Find the prime factorization of 1008
1008 = 2 × 2 × 2 × 2 × 3 × 3 × 7 - To find the GCF, multiply all the prime factors common to both numbers:
Note that there are no common prime factors. - Therefore, GCF = 1 (since 1 is a factor of every number)
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Find HCF of: 3286 & 2016 4929 & 3024 8215 & 5040 3286 & 1008 1643 & 2016 4929 & 1008 1643 & 3024 8215 & 1008 1643 & 5040 1643 & 7056
GCF Calculator
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The greatest common factor (GCF) is also known as greatest common divisor (GCD) or highest common factor (HCF).