What is the Greatest Common Factor of 4955 and 4970?

Greatest common factor (GCF) of 4955 and 4970 is 5.

GCF(4955,4970) = 5

We will now calculate the prime factors of 4955 and 4970, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 4955 and 4970.

How to find the GCF of 4955 and 4970?

We will first find the prime factorization of 4955 and 4970. After we will calculate the factors of 4955 and 4970 and find the biggest common factor number .

Step-1: Prime Factorization of 4955

Prime factors of 4955 are 5, 991. Prime factorization of 4955 in exponential form is:

4955 = 5¹ × 991¹

Step-2: Prime Factorization of 4970

Prime factors of 4970 are 2, 5, 7, 71. Prime factorization of 4970 in exponential form is:

4970 = 2¹ × 5¹ × 7¹ × 71¹

Step-3: Factors of 4955

List of positive integer factors of 4955 that divides 4955 without a remainder.

1, 5, 991

Step-4: Factors of 4970

List of positive integer factors of 4970 that divides 4955 without a remainder.

1, 2, 5, 7, 10, 14, 35, 70, 71, 142, 355, 497, 710, 994, 2485

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 4955 and 4970. The biggest common factor number is the GCF number.
So the greatest common factor 4955 and 4970 is 5.

Also check out the Least Common Multiple of 4955 and 4970