What is the Greatest Common Factor of 728 and 738?
Greatest common factor (GCF) of 728 and 738 is 2.
GCF(728,738) = 2
We will now calculate the prime factors of 728 and 738, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 728 and 738.
How to find the GCF of 728 and 738?
We will first find the prime factorization of 728 and 738. After we will calculate the factors of 728 and 738 and find the biggest common factor number .
Step-1: Prime Factorization of 728
Prime factors of 728 are 2, 7, 13. Prime factorization of 728 in exponential form is:
728 = 23 × 71 × 131
Step-2: Prime Factorization of 738
Prime factors of 738 are 2, 3, 41. Prime factorization of 738 in exponential form is:
738 = 21 × 32 × 411
Step-3: Factors of 728
List of positive integer factors of 728 that divides 728 without a remainder.
1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364
Step-4: Factors of 738
List of positive integer factors of 738 that divides 728 without a remainder.
1, 2, 3, 6, 9, 18, 41, 82, 123, 246, 369
Final Step: Biggest Common Factor Number
We found the factors and prime factorization of 728 and 738. The biggest common factor number is the GCF number.
So the greatest common factor 728 and 738 is 2.
Also check out the Least Common Multiple of 728 and 738
Related Greatest Common Factors of 728
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Related Greatest Common Factors of 738
- GCF of 738 and 742
- GCF of 738 and 743
- GCF of 738 and 744
- GCF of 738 and 745
- GCF of 738 and 746
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- GCF of 738 and 748
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- GCF of 738 and 750
- GCF of 738 and 751
- GCF of 738 and 752
- GCF of 738 and 753
- GCF of 738 and 754
- GCF of 738 and 755
- GCF of 738 and 756
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