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What is the Greatest Common Factor of 1957 and 1967?

Greatest common factor (GCF) of 1957 and 1967 is 1.

GCF(1957,1967) = 1

We will now calculate the prime factors of 1957 and 1967, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 1957 and 1967.

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How to find the GCF of 1957 and 1967?

We will first find the prime factorization of 1957 and 1967. After we will calculate the factors of 1957 and 1967 and find the biggest common factor number .

Step-1: Prime Factorization of 1957

Prime factors of 1957 are 19, 103. Prime factorization of 1957 in exponential form is:

1957 = 191 × 1031

Step-2: Prime Factorization of 1967

Prime factors of 1967 are 7, 281. Prime factorization of 1967 in exponential form is:

1967 = 71 × 2811

Step-3: Factors of 1957

List of positive integer factors of 1957 that divides 1957 without a remainder.

1, 19, 103

Step-4: Factors of 1967

List of positive integer factors of 1967 that divides 1957 without a remainder.

1, 7, 281

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 1957 and 1967. The biggest common factor number is the GCF number.
So the greatest common factor 1957 and 1967 is 1.

Also check out the Least Common Multiple of 1957 and 1967