What is the Greatest Common Factor of 421 and 439?
Greatest common factor (GCF) of 421 and 439 is 1.
GCF(421,439) = 1
We will now calculate the prime factors of 421 and 439, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 421 and 439.
How to find the GCF of 421 and 439?
We will first find the prime factorization of 421 and 439. After we will calculate the factors of 421 and 439 and find the biggest common factor number .
Step-1: Prime Factorization of 421
Prime factors of 421 are 421. Prime factorization of 421 in exponential form is:
421 = 4211
Step-2: Prime Factorization of 439
Prime factors of 439 are 439. Prime factorization of 439 in exponential form is:
439 = 4391
Step-3: Factors of 421
List of positive integer factors of 421 that divides 421 without a remainder.
1
Step-4: Factors of 439
List of positive integer factors of 439 that divides 421 without a remainder.
1
Final Step: Biggest Common Factor Number
We found the factors and prime factorization of 421 and 439. The biggest common factor number is the GCF number.
So the greatest common factor 421 and 439 is 1.
Also check out the Least Common Multiple of 421 and 439
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Related Greatest Common Factors of 439
- GCF of 439 and 443
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