What is the Greatest Common Factor of 86140 and 86145?

Greatest common factor (GCF) of 86140 and 86145 is 5.

GCF(86140,86145) = 5

We will now calculate the prime factors of 86140 and 86145, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 86140 and 86145.

How to find the GCF of 86140 and 86145?

We will first find the prime factorization of 86140 and 86145. After we will calculate the factors of 86140 and 86145 and find the biggest common factor number .

Step-1: Prime Factorization of 86140

Prime factors of 86140 are 2, 5, 59, 73. Prime factorization of 86140 in exponential form is:

86140 = 2² × 5¹ × 59¹ × 73¹

Step-2: Prime Factorization of 86145

Prime factors of 86145 are 3, 5, 5743. Prime factorization of 86145 in exponential form is:

86145 = 3¹ × 5¹ × 5743¹

Step-3: Factors of 86140

List of positive integer factors of 86140 that divides 86140 without a remainder.

1, 2, 4, 5, 10, 20, 59, 73, 118, 146, 236, 292, 295, 365, 590, 730, 1180, 1460, 4307, 8614, 17228, 21535, 43070

Step-4: Factors of 86145

List of positive integer factors of 86145 that divides 86140 without a remainder.

1, 3, 5, 15, 5743, 17229, 28715

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 86140 and 86145. The biggest common factor number is the GCF number.
So the greatest common factor 86140 and 86145 is 5.

Also check out the Least Common Multiple of 86140 and 86145