What is the Greatest Common Factor of 74121 and 74130?

Greatest common factor (GCF) of 74121 and 74130 is 3.

GCF(74121,74130) = 3

We will now calculate the prime factors of 74121 and 74130, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 74121 and 74130.

How to find the GCF of 74121 and 74130?

We will first find the prime factorization of 74121 and 74130. After we will calculate the factors of 74121 and 74130 and find the biggest common factor number .

Step-1: Prime Factorization of 74121

Prime factors of 74121 are 3, 31, 797. Prime factorization of 74121 in exponential form is:

74121 = 3¹ × 31¹ × 797¹

Step-2: Prime Factorization of 74130

Prime factors of 74130 are 2, 3, 5, 7, 353. Prime factorization of 74130 in exponential form is:

74130 = 2¹ × 3¹ × 5¹ × 7¹ × 353¹

Step-3: Factors of 74121

List of positive integer factors of 74121 that divides 74121 without a remainder.

1, 3, 31, 93, 797, 2391, 24707

Step-4: Factors of 74130

List of positive integer factors of 74130 that divides 74121 without a remainder.

1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 353, 706, 1059, 1765, 2118, 2471, 3530, 4942, 5295, 7413, 10590, 12355, 14826, 24710, 37065

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 74121 and 74130. The biggest common factor number is the GCF number.
So the greatest common factor 74121 and 74130 is 3.

Also check out the Least Common Multiple of 74121 and 74130