What is the Greatest Common Factor of 69142 and 69155?

Greatest common factor (GCF) of 69142 and 69155 is 1.

GCF(69142,69155) = 1

We will now calculate the prime factors of 69142 and 69155, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 69142 and 69155.

How to find the GCF of 69142 and 69155?

We will first find the prime factorization of 69142 and 69155. After we will calculate the factors of 69142 and 69155 and find the biggest common factor number .

Step-1: Prime Factorization of 69142

Prime factors of 69142 are 2, 181, 191. Prime factorization of 69142 in exponential form is:

69142 = 2¹ × 181¹ × 191¹

Step-2: Prime Factorization of 69155

Prime factors of 69155 are 5, 13831. Prime factorization of 69155 in exponential form is:

69155 = 5¹ × 13831¹

Step-3: Factors of 69142

List of positive integer factors of 69142 that divides 69142 without a remainder.

1, 2, 181, 191, 362, 382, 34571

Step-4: Factors of 69155

List of positive integer factors of 69155 that divides 69142 without a remainder.

1, 5, 13831

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 69142 and 69155. The biggest common factor number is the GCF number.
So the greatest common factor 69142 and 69155 is 1.

Also check out the Least Common Multiple of 69142 and 69155