What is the Greatest Common Factor of 61005 and 61011?

Greatest common factor (GCF) of 61005 and 61011 is 3.

GCF(61005,61011) = 3

We will now calculate the prime factors of 61005 and 61011, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 61005 and 61011.

How to find the GCF of 61005 and 61011?

We will first find the prime factorization of 61005 and 61011. After we will calculate the factors of 61005 and 61011 and find the biggest common factor number .

Step-1: Prime Factorization of 61005

Prime factors of 61005 are 3, 5, 7, 83. Prime factorization of 61005 in exponential form is:

61005 = 3¹ × 5¹ × 7² × 83¹

Step-2: Prime Factorization of 61011

Prime factors of 61011 are 3, 6779. Prime factorization of 61011 in exponential form is:

61011 = 3² × 6779¹

Step-3: Factors of 61005

List of positive integer factors of 61005 that divides 61005 without a remainder.

1, 3, 5, 7, 15, 21, 35, 49, 83, 105, 147, 245, 249, 415, 581, 735, 1245, 1743, 2905, 4067, 8715, 12201, 20335

Step-4: Factors of 61011

List of positive integer factors of 61011 that divides 61005 without a remainder.

1, 3, 9, 6779, 20337

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 61005 and 61011. The biggest common factor number is the GCF number.
So the greatest common factor 61005 and 61011 is 3.

Also check out the Least Common Multiple of 61005 and 61011