What is the Greatest Common Factor of 97470 and 97490?

Greatest common factor (GCF) of 97470 and 97490 is 10.

GCF(97470,97490) = 10

We will now calculate the prime factors of 97470 and 97490, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 97470 and 97490.

How to find the GCF of 97470 and 97490?

We will first find the prime factorization of 97470 and 97490. After we will calculate the factors of 97470 and 97490 and find the biggest common factor number .

Step-1: Prime Factorization of 97470

Prime factors of 97470 are 2, 3, 5, 19. Prime factorization of 97470 in exponential form is:

97470 = 2¹ × 3³ × 5¹ × 19²

Step-2: Prime Factorization of 97490

Prime factors of 97490 are 2, 5, 9749. Prime factorization of 97490 in exponential form is:

97490 = 2¹ × 5¹ × 9749¹

Step-3: Factors of 97470

List of positive integer factors of 97470 that divides 97470 without a remainder.

1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 27, 30, 38, 45, 54, 57, 90, 95, 114, 135, 171, 190, 270, 285, 342, 361, 513, 570, 722, 855, 1026, 1083, 1710, 1805, 2166, 2565, 3249, 3610, 5130, 5415, 6498, 9747, 10830, 16245, 19494, 32490, 48735

Step-4: Factors of 97490

List of positive integer factors of 97490 that divides 97470 without a remainder.

1, 2, 5, 10, 9749, 19498, 48745

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 97470 and 97490. The biggest common factor number is the GCF number.
So the greatest common factor 97470 and 97490 is 10.

Also check out the Least Common Multiple of 97470 and 97490