What is the Greatest Common Factor of 68715 and 68725?

Greatest common factor (GCF) of 68715 and 68725 is 5.

GCF(68715,68725) = 5

We will now calculate the prime factors of 68715 and 68725, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 68715 and 68725.

How to find the GCF of 68715 and 68725?

We will first find the prime factorization of 68715 and 68725. After we will calculate the factors of 68715 and 68725 and find the biggest common factor number .

Step-1: Prime Factorization of 68715

Prime factors of 68715 are 3, 5, 509. Prime factorization of 68715 in exponential form is:

68715 = 3³ × 5¹ × 509¹

Step-2: Prime Factorization of 68725

Prime factors of 68725 are 5, 2749. Prime factorization of 68725 in exponential form is:

68725 = 5² × 2749¹

Step-3: Factors of 68715

List of positive integer factors of 68715 that divides 68715 without a remainder.

1, 3, 5, 9, 15, 27, 45, 135, 509, 1527, 2545, 4581, 7635, 13743, 22905

Step-4: Factors of 68725

List of positive integer factors of 68725 that divides 68715 without a remainder.

1, 5, 25, 2749, 13745

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 68715 and 68725. The biggest common factor number is the GCF number.
So the greatest common factor 68715 and 68725 is 5.

Also check out the Least Common Multiple of 68715 and 68725