What is the Greatest Common Factor of 40139 and 40145?

Greatest common factor (GCF) of 40139 and 40145 is 1.

GCF(40139,40145) = 1

We will now calculate the prime factors of 40139 and 40145, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 40139 and 40145.

How to find the GCF of 40139 and 40145?

We will first find the prime factorization of 40139 and 40145. After we will calculate the factors of 40139 and 40145 and find the biggest common factor number .

Step-1: Prime Factorization of 40139

Prime factors of 40139 are 11, 41, 89. Prime factorization of 40139 in exponential form is:

40139 = 11¹ × 41¹ × 89¹

Step-2: Prime Factorization of 40145

Prime factors of 40145 are 5, 7, 31, 37. Prime factorization of 40145 in exponential form is:

40145 = 5¹ × 7¹ × 31¹ × 37¹

Step-3: Factors of 40139

List of positive integer factors of 40139 that divides 40139 without a remainder.

1, 11, 41, 89, 451, 979, 3649

Step-4: Factors of 40145

List of positive integer factors of 40145 that divides 40139 without a remainder.

1, 5, 7, 31, 35, 37, 155, 185, 217, 259, 1085, 1147, 1295, 5735, 8029

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 40139 and 40145. The biggest common factor number is the GCF number.
So the greatest common factor 40139 and 40145 is 1.

Also check out the Least Common Multiple of 40139 and 40145