What is the Greatest Common Factor of 61590 and 61598?

Greatest common factor (GCF) of 61590 and 61598 is 2.

GCF(61590,61598) = 2

We will now calculate the prime factors of 61590 and 61598, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 61590 and 61598.

How to find the GCF of 61590 and 61598?

We will first find the prime factorization of 61590 and 61598. After we will calculate the factors of 61590 and 61598 and find the biggest common factor number .

Step-1: Prime Factorization of 61590

Prime factors of 61590 are 2, 3, 5, 2053. Prime factorization of 61590 in exponential form is:

61590 = 2¹ × 3¹ × 5¹ × 2053¹

Step-2: Prime Factorization of 61598

Prime factors of 61598 are 2, 19, 1621. Prime factorization of 61598 in exponential form is:

61598 = 2¹ × 19¹ × 1621¹

Step-3: Factors of 61590

List of positive integer factors of 61590 that divides 61590 without a remainder.

1, 2, 3, 5, 6, 10, 15, 30, 2053, 4106, 6159, 10265, 12318, 20530, 30795

Step-4: Factors of 61598

List of positive integer factors of 61598 that divides 61590 without a remainder.

1, 2, 19, 38, 1621, 3242, 30799

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 61590 and 61598. The biggest common factor number is the GCF number.
So the greatest common factor 61590 and 61598 is 2.

Also check out the Least Common Multiple of 61590 and 61598