What is the GCF of 1001 and 686?
The GCF of 1001 and 686 is 7.
Steps to find GCF
- Find the prime factorization of 1001
1001 = 7 × 11 × 13 - Find the prime factorization of 686
686 = 2 × 7 × 7 × 7 - To find the GCF, multiply all the prime factors common to both numbers:
Therefore, GCF = 7
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Related
Find HCF of: 2002 & 1372 3003 & 2058 5005 & 3430 7007 & 4802 143 & 98 2002 & 686 1001 & 1372 3003 & 686 1001 & 2058 5005 & 686 1001 & 3430 7007 & 686 1001 & 4802
GCF Calculator
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The greatest common factor (GCF) is also known as greatest common divisor (GCD) or highest common factor (HCF).