What is the Greatest Common Factor of 97455 and 97470?

Greatest common factor (GCF) of 97455 and 97470 is 15.

GCF(97455,97470) = 15

We will now calculate the prime factors of 97455 and 97470, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 97455 and 97470.

How to find the GCF of 97455 and 97470?

We will first find the prime factorization of 97455 and 97470. After we will calculate the factors of 97455 and 97470 and find the biggest common factor number .

Step-1: Prime Factorization of 97455

Prime factors of 97455 are 3, 5, 73, 89. Prime factorization of 97455 in exponential form is:

97455 = 3¹ × 5¹ × 73¹ × 89¹

Step-2: 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-3: Factors of 97455

List of positive integer factors of 97455 that divides 97455 without a remainder.

1, 3, 5, 15, 73, 89, 219, 267, 365, 445, 1095, 1335, 6497, 19491, 32485

Step-4: Factors of 97470

List of positive integer factors of 97470 that divides 97455 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

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 97455 and 97470. The biggest common factor number is the GCF number.
So the greatest common factor 97455 and 97470 is 15.

Also check out the Least Common Multiple of 97455 and 97470