What is the Greatest Common Factor of 72121 and 72131?

Greatest common factor (GCF) of 72121 and 72131 is 1.

GCF(72121,72131) = 1

We will now calculate the prime factors of 72121 and 72131, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 72121 and 72131.

How to find the GCF of 72121 and 72131?

We will first find the prime factorization of 72121 and 72131. After we will calculate the factors of 72121 and 72131 and find the biggest common factor number .

Step-1: Prime Factorization of 72121

Prime factors of 72121 are 7, 10303. Prime factorization of 72121 in exponential form is:

72121 = 7¹ × 10303¹

Step-2: Prime Factorization of 72131

Prime factors of 72131 are 17, 4243. Prime factorization of 72131 in exponential form is:

72131 = 17¹ × 4243¹

Step-3: Factors of 72121

List of positive integer factors of 72121 that divides 72121 without a remainder.

1, 7, 10303

Step-4: Factors of 72131

List of positive integer factors of 72131 that divides 72121 without a remainder.

1, 17, 4243

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 72121 and 72131. The biggest common factor number is the GCF number.
So the greatest common factor 72121 and 72131 is 1.

Also check out the Least Common Multiple of 72121 and 72131