What is the Greatest Common Factor of 61946 and 61954?

Greatest common factor (GCF) of 61946 and 61954 is 2.

GCF(61946,61954) = 2

We will now calculate the prime factors of 61946 and 61954, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 61946 and 61954.

How to find the GCF of 61946 and 61954?

We will first find the prime factorization of 61946 and 61954. After we will calculate the factors of 61946 and 61954 and find the biggest common factor number .

Step-1: Prime Factorization of 61946

Prime factors of 61946 are 2, 47, 659. Prime factorization of 61946 in exponential form is:

61946 = 2¹ × 47¹ × 659¹

Step-2: Prime Factorization of 61954

Prime factors of 61954 are 2, 30977. Prime factorization of 61954 in exponential form is:

61954 = 2¹ × 30977¹

Step-3: Factors of 61946

List of positive integer factors of 61946 that divides 61946 without a remainder.

1, 2, 47, 94, 659, 1318, 30973

Step-4: Factors of 61954

List of positive integer factors of 61954 that divides 61946 without a remainder.

1, 2, 30977

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 61946 and 61954. The biggest common factor number is the GCF number.
So the greatest common factor 61946 and 61954 is 2.

Also check out the Least Common Multiple of 61946 and 61954