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What is the Greatest Common Factor of 51213 and 51231?

Greatest common factor (GCF) of 51213 and 51231 is 3.

GCF(51213,51231) = 3

We will now calculate the prime factors of 51213 and 51231, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 51213 and 51231.

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How to find the GCF of 51213 and 51231?

We will first find the prime factorization of 51213 and 51231. After we will calculate the factors of 51213 and 51231 and find the biggest common factor number .

Step-1: Prime Factorization of 51213

Prime factors of 51213 are 3, 43, 397. Prime factorization of 51213 in exponential form is:

51213 = 31 × 431 × 3971

Step-2: Prime Factorization of 51231

Prime factors of 51231 are 3, 17077. Prime factorization of 51231 in exponential form is:

51231 = 31 × 170771

Step-3: Factors of 51213

List of positive integer factors of 51213 that divides 51213 without a remainder.

1, 3, 43, 129, 397, 1191, 17071

Step-4: Factors of 51231

List of positive integer factors of 51231 that divides 51213 without a remainder.

1, 3, 17077

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 51213 and 51231. The biggest common factor number is the GCF number.
So the greatest common factor 51213 and 51231 is 3.

Also check out the Least Common Multiple of 51213 and 51231