What is the Greatest Common Factor of 86530 and 86540?

Greatest common factor (GCF) of 86530 and 86540 is 10.

GCF(86530,86540) = 10

We will now calculate the prime factors of 86530 and 86540, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 86530 and 86540.

How to find the GCF of 86530 and 86540?

We will first find the prime factorization of 86530 and 86540. After we will calculate the factors of 86530 and 86540 and find the biggest common factor number .

Step-1: Prime Factorization of 86530

Prime factors of 86530 are 2, 5, 17, 509. Prime factorization of 86530 in exponential form is:

86530 = 2¹ × 5¹ × 17¹ × 509¹

Step-2: Prime Factorization of 86540

Prime factors of 86540 are 2, 5, 4327. Prime factorization of 86540 in exponential form is:

86540 = 2² × 5¹ × 4327¹

Step-3: Factors of 86530

List of positive integer factors of 86530 that divides 86530 without a remainder.

1, 2, 5, 10, 17, 34, 85, 170, 509, 1018, 2545, 5090, 8653, 17306, 43265

Step-4: Factors of 86540

List of positive integer factors of 86540 that divides 86530 without a remainder.

1, 2, 4, 5, 10, 20, 4327, 8654, 17308, 21635, 43270

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 86530 and 86540. The biggest common factor number is the GCF number.
So the greatest common factor 86530 and 86540 is 10.

Also check out the Least Common Multiple of 86530 and 86540