What is the Greatest Common Factor of 31949 and 31955?

Greatest common factor (GCF) of 31949 and 31955 is 1.

GCF(31949,31955) = 1

We will now calculate the prime factors of 31949 and 31955, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 31949 and 31955.

How to find the GCF of 31949 and 31955?

We will first find the prime factorization of 31949 and 31955. After we will calculate the factors of 31949 and 31955 and find the biggest common factor number .

Step-1: Prime Factorization of 31949

Prime factors of 31949 are 43, 743. Prime factorization of 31949 in exponential form is:

31949 = 43¹ × 743¹

Step-2: Prime Factorization of 31955

Prime factors of 31955 are 5, 7, 11, 83. Prime factorization of 31955 in exponential form is:

31955 = 5¹ × 7¹ × 11¹ × 83¹

Step-3: Factors of 31949

List of positive integer factors of 31949 that divides 31949 without a remainder.

1, 43, 743

Step-4: Factors of 31955

List of positive integer factors of 31955 that divides 31949 without a remainder.

1, 5, 7, 11, 35, 55, 77, 83, 385, 415, 581, 913, 2905, 4565, 6391

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 31949 and 31955. The biggest common factor number is the GCF number.
So the greatest common factor 31949 and 31955 is 1.

Also check out the Least Common Multiple of 31949 and 31955