What is the Greatest Common Factor of 65575 and 65585?

Greatest common factor (GCF) of 65575 and 65585 is 5.

GCF(65575,65585) = 5

We will now calculate the prime factors of 65575 and 65585, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 65575 and 65585.

How to find the GCF of 65575 and 65585?

We will first find the prime factorization of 65575 and 65585. After we will calculate the factors of 65575 and 65585 and find the biggest common factor number .

Step-1: Prime Factorization of 65575

Prime factors of 65575 are 5, 43, 61. Prime factorization of 65575 in exponential form is:

65575 = 5² × 43¹ × 61¹

Step-2: Prime Factorization of 65585

Prime factors of 65585 are 5, 13, 1009. Prime factorization of 65585 in exponential form is:

65585 = 5¹ × 13¹ × 1009¹

Step-3: Factors of 65575

List of positive integer factors of 65575 that divides 65575 without a remainder.

1, 5, 25, 43, 61, 215, 305, 1075, 1525, 2623, 13115

Step-4: Factors of 65585

List of positive integer factors of 65585 that divides 65575 without a remainder.

1, 5, 13, 65, 1009, 5045, 13117

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 65575 and 65585. The biggest common factor number is the GCF number.
So the greatest common factor 65575 and 65585 is 5.

Also check out the Least Common Multiple of 65575 and 65585