What is the Greatest Common Factor of 31161 and 31171?

Greatest common factor (GCF) of 31161 and 31171 is 1.

GCF(31161,31171) = 1

We will now calculate the prime factors of 31161 and 31171, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 31161 and 31171.

How to find the GCF of 31161 and 31171?

We will first find the prime factorization of 31161 and 31171. After we will calculate the factors of 31161 and 31171 and find the biggest common factor number .

Step-1: Prime Factorization of 31161

Prime factors of 31161 are 3, 13, 17, 47. Prime factorization of 31161 in exponential form is:

31161 = 3¹ × 13¹ × 17¹ × 47¹

Step-2: Prime Factorization of 31171

Prime factors of 31171 are 7, 61, 73. Prime factorization of 31171 in exponential form is:

31171 = 7¹ × 61¹ × 73¹

Step-3: Factors of 31161

List of positive integer factors of 31161 that divides 31161 without a remainder.

1, 3, 13, 17, 39, 47, 51, 141, 221, 611, 663, 799, 1833, 2397, 10387

Step-4: Factors of 31171

List of positive integer factors of 31171 that divides 31161 without a remainder.

1, 7, 61, 73, 427, 511, 4453

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 31161 and 31171. The biggest common factor number is the GCF number.
So the greatest common factor 31161 and 31171 is 1.

Also check out the Least Common Multiple of 31161 and 31171