What is the Greatest Common Factor of 763 and 781?
Greatest common factor (GCF) of 763 and 781 is 1.
GCF(763,781) = 1
We will now calculate the prime factors of 763 and 781, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 763 and 781.
How to find the GCF of 763 and 781?
We will first find the prime factorization of 763 and 781. After we will calculate the factors of 763 and 781 and find the biggest common factor number .
Step-1: Prime Factorization of 763
Prime factors of 763 are 7, 109. Prime factorization of 763 in exponential form is:
763 = 71 × 1091
Step-2: Prime Factorization of 781
Prime factors of 781 are 11, 71. Prime factorization of 781 in exponential form is:
781 = 111 × 711
Step-3: Factors of 763
List of positive integer factors of 763 that divides 763 without a remainder.
1, 7, 109
Step-4: Factors of 781
List of positive integer factors of 781 that divides 763 without a remainder.
1, 11, 71
Final Step: Biggest Common Factor Number
We found the factors and prime factorization of 763 and 781. The biggest common factor number is the GCF number.
So the greatest common factor 763 and 781 is 1.
Also check out the Least Common Multiple of 763 and 781
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