What is the Greatest Common Factor of 729 and 742?
Greatest common factor (GCF) of 729 and 742 is 1.
GCF(729,742) = 1
We will now calculate the prime factors of 729 and 742, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 729 and 742.
How to find the GCF of 729 and 742?
We will first find the prime factorization of 729 and 742. After we will calculate the factors of 729 and 742 and find the biggest common factor number .
Step-1: Prime Factorization of 729
Prime factors of 729 are 3. Prime factorization of 729 in exponential form is:
729 = 36
Step-2: Prime Factorization of 742
Prime factors of 742 are 2, 7, 53. Prime factorization of 742 in exponential form is:
742 = 21 × 71 × 531
Step-3: Factors of 729
List of positive integer factors of 729 that divides 729 without a remainder.
1, 3, 9, 27, 81, 243
Step-4: Factors of 742
List of positive integer factors of 742 that divides 729 without a remainder.
1, 2, 7, 14, 53, 106, 371
Final Step: Biggest Common Factor Number
We found the factors and prime factorization of 729 and 742. The biggest common factor number is the GCF number.
So the greatest common factor 729 and 742 is 1.
Also check out the Least Common Multiple of 729 and 742
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Related Greatest Common Factors of 742
- GCF of 742 and 746
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