What is the Greatest Common Factor of 61009 and 61019?

Greatest common factor (GCF) of 61009 and 61019 is 1.

GCF(61009,61019) = 1

We will now calculate the prime factors of 61009 and 61019, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 61009 and 61019.

How to find the GCF of 61009 and 61019?

We will first find the prime factorization of 61009 and 61019. After we will calculate the factors of 61009 and 61019 and find the biggest common factor number .

Step-1: Prime Factorization of 61009

Prime factors of 61009 are 13, 19. Prime factorization of 61009 in exponential form is:

61009 = 13² × 19²

Step-2: Prime Factorization of 61019

Prime factors of 61019 are 7, 23, 379. Prime factorization of 61019 in exponential form is:

61019 = 7¹ × 23¹ × 379¹

Step-3: Factors of 61009

List of positive integer factors of 61009 that divides 61009 without a remainder.

1, 13, 19, 169, 247, 361, 3211, 4693

Step-4: Factors of 61019

List of positive integer factors of 61019 that divides 61009 without a remainder.

1, 7, 23, 161, 379, 2653, 8717

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 61009 and 61019. The biggest common factor number is the GCF number.
So the greatest common factor 61009 and 61019 is 1.

Also check out the Least Common Multiple of 61009 and 61019