What is the Greatest Common Factor of 77380 and 77387?
Greatest common factor (GCF) of 77380 and 77387 is 1.
GCF(77380,77387) = 1
We will now calculate the prime factors of 77380 and 77387, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 77380 and 77387.
How to find the GCF of 77380 and 77387?
We will first find the prime factorization of 77380 and 77387. After we will calculate the factors of 77380 and 77387 and find the biggest common factor number .
Step-1: Prime Factorization of 77380
Prime factors of 77380 are 2, 5, 53, 73. Prime factorization of 77380 in exponential form is:
77380 = 22 × 51 × 531 × 731
Step-2: Prime Factorization of 77387
Prime factors of 77387 are 19, 4073. Prime factorization of 77387 in exponential form is:
77387 = 191 × 40731
Step-3: Factors of 77380
List of positive integer factors of 77380 that divides 77380 without a remainder.
1, 2, 4, 5, 10, 20, 53, 73, 106, 146, 212, 265, 292, 365, 530, 730, 1060, 1460, 3869, 7738, 15476, 19345, 38690
Step-4: Factors of 77387
List of positive integer factors of 77387 that divides 77380 without a remainder.
1, 19, 4073
Final Step: Biggest Common Factor Number
We found the factors and prime factorization of 77380 and 77387. The biggest common factor number is the GCF number.
So the greatest common factor 77380 and 77387 is 1.
Also check out the Least Common Multiple of 77380 and 77387
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