What is the Greatest Common Factor of 74470 and 74485?

Greatest common factor (GCF) of 74470 and 74485 is 5.

GCF(74470,74485) = 5

We will now calculate the prime factors of 74470 and 74485, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 74470 and 74485.

How to find the GCF of 74470 and 74485?

We will first find the prime factorization of 74470 and 74485. After we will calculate the factors of 74470 and 74485 and find the biggest common factor number .

Step-1: Prime Factorization of 74470

Prime factors of 74470 are 2, 5, 11, 677. Prime factorization of 74470 in exponential form is:

74470 = 2¹ × 5¹ × 11¹ × 677¹

Step-2: Prime Factorization of 74485

Prime factors of 74485 are 5, 14897. Prime factorization of 74485 in exponential form is:

74485 = 5¹ × 14897¹

Step-3: Factors of 74470

List of positive integer factors of 74470 that divides 74470 without a remainder.

1, 2, 5, 10, 11, 22, 55, 110, 677, 1354, 3385, 6770, 7447, 14894, 37235

Step-4: Factors of 74485

List of positive integer factors of 74485 that divides 74470 without a remainder.

1, 5, 14897

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 74470 and 74485. The biggest common factor number is the GCF number.
So the greatest common factor 74470 and 74485 is 5.

Also check out the Least Common Multiple of 74470 and 74485