What is the Greatest Common Factor of 80390 and 80400?

Greatest common factor (GCF) of 80390 and 80400 is 10.

GCF(80390,80400) = 10

We will now calculate the prime factors of 80390 and 80400, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 80390 and 80400.

How to find the GCF of 80390 and 80400?

We will first find the prime factorization of 80390 and 80400. After we will calculate the factors of 80390 and 80400 and find the biggest common factor number .

Step-1: Prime Factorization of 80390

Prime factors of 80390 are 2, 5, 8039. Prime factorization of 80390 in exponential form is:

80390 = 2¹ × 5¹ × 8039¹

Step-2: Prime Factorization of 80400

Prime factors of 80400 are 2, 3, 5, 67. Prime factorization of 80400 in exponential form is:

80400 = 2⁴ × 3¹ × 5² × 67¹

Step-3: Factors of 80390

List of positive integer factors of 80390 that divides 80390 without a remainder.

1, 2, 5, 10, 8039, 16078, 40195

Step-4: Factors of 80400

List of positive integer factors of 80400 that divides 80390 without a remainder.

1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 60, 67, 75, 80, 100, 120, 134, 150, 200, 201, 240, 268, 300, 335, 400, 402, 536, 600, 670, 804, 1005, 1072, 1200, 1340, 1608, 1675, 2010, 2680, 3216, 3350, 4020, 5025, 5360, 6700, 8040, 10050, 13400, 16080, 20100, 26800, 40200

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 80390 and 80400. The biggest common factor number is the GCF number.
So the greatest common factor 80390 and 80400 is 10.

Also check out the Least Common Multiple of 80390 and 80400