What is the Greatest Common Factor of 90139 and 90156?

Greatest common factor (GCF) of 90139 and 90156 is 1.

GCF(90139,90156) = 1

We will now calculate the prime factors of 90139 and 90156, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 90139 and 90156.

How to find the GCF of 90139 and 90156?

We will first find the prime factorization of 90139 and 90156. After we will calculate the factors of 90139 and 90156 and find the biggest common factor number .

Step-1: Prime Factorization of 90139

Prime factors of 90139 are 7, 79, 163. Prime factorization of 90139 in exponential form is:

90139 = 7¹ × 79¹ × 163¹

Step-2: Prime Factorization of 90156

Prime factors of 90156 are 2, 3, 11, 683. Prime factorization of 90156 in exponential form is:

90156 = 2² × 3¹ × 11¹ × 683¹

Step-3: Factors of 90139

List of positive integer factors of 90139 that divides 90139 without a remainder.

1, 7, 79, 163, 553, 1141, 12877

Step-4: Factors of 90156

List of positive integer factors of 90156 that divides 90139 without a remainder.

1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 683, 1366, 2049, 2732, 4098, 7513, 8196, 15026, 22539, 30052, 45078

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 90139 and 90156. The biggest common factor number is the GCF number.
So the greatest common factor 90139 and 90156 is 1.

Also check out the Least Common Multiple of 90139 and 90156