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What is the Greatest Common Factor of 946 and 956?

Greatest common factor (GCF) of 946 and 956 is 2.

GCF(946,956) = 2

We will now calculate the prime factors of 946 and 956, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 946 and 956.

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How to find the GCF of 946 and 956?

We will first find the prime factorization of 946 and 956. After we will calculate the factors of 946 and 956 and find the biggest common factor number .

Step-1: Prime Factorization of 946

Prime factors of 946 are 2, 11, 43. Prime factorization of 946 in exponential form is:

946 = 21 × 111 × 431

Step-2: Prime Factorization of 956

Prime factors of 956 are 2, 239. Prime factorization of 956 in exponential form is:

956 = 22 × 2391

Step-3: Factors of 946

List of positive integer factors of 946 that divides 946 without a remainder.

1, 2, 11, 22, 43, 86, 473

Step-4: Factors of 956

List of positive integer factors of 956 that divides 946 without a remainder.

1, 2, 4, 239, 478

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 946 and 956. The biggest common factor number is the GCF number.
So the greatest common factor 946 and 956 is 2.

Also check out the Least Common Multiple of 946 and 956