What is the Greatest Common Factor of 69129 and 69140?

Greatest common factor (GCF) of 69129 and 69140 is 1.

GCF(69129,69140) = 1

We will now calculate the prime factors of 69129 and 69140, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 69129 and 69140.

How to find the GCF of 69129 and 69140?

We will first find the prime factorization of 69129 and 69140. After we will calculate the factors of 69129 and 69140 and find the biggest common factor number .

Step-1: Prime Factorization of 69129

Prime factors of 69129 are 3, 7681. Prime factorization of 69129 in exponential form is:

69129 = 3² × 7681¹

Step-2: Prime Factorization of 69140

Prime factors of 69140 are 2, 5, 3457. Prime factorization of 69140 in exponential form is:

69140 = 2² × 5¹ × 3457¹

Step-3: Factors of 69129

List of positive integer factors of 69129 that divides 69129 without a remainder.

1, 3, 9, 7681, 23043

Step-4: Factors of 69140

List of positive integer factors of 69140 that divides 69129 without a remainder.

1, 2, 4, 5, 10, 20, 3457, 6914, 13828, 17285, 34570

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 69129 and 69140. The biggest common factor number is the GCF number.
So the greatest common factor 69129 and 69140 is 1.

Also check out the Least Common Multiple of 69129 and 69140