What is the Greatest Common Factor of 76470 and 76490?

Greatest common factor (GCF) of 76470 and 76490 is 10.

GCF(76470,76490) = 10

We will now calculate the prime factors of 76470 and 76490, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 76470 and 76490.

How to find the GCF of 76470 and 76490?

We will first find the prime factorization of 76470 and 76490. After we will calculate the factors of 76470 and 76490 and find the biggest common factor number .

Step-1: Prime Factorization of 76470

Prime factors of 76470 are 2, 3, 5, 2549. Prime factorization of 76470 in exponential form is:

76470 = 2¹ × 3¹ × 5¹ × 2549¹

Step-2: Prime Factorization of 76490

Prime factors of 76490 are 2, 5, 7649. Prime factorization of 76490 in exponential form is:

76490 = 2¹ × 5¹ × 7649¹

Step-3: Factors of 76470

List of positive integer factors of 76470 that divides 76470 without a remainder.

1, 2, 3, 5, 6, 10, 15, 30, 2549, 5098, 7647, 12745, 15294, 25490, 38235

Step-4: Factors of 76490

List of positive integer factors of 76490 that divides 76470 without a remainder.

1, 2, 5, 10, 7649, 15298, 38245

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 76470 and 76490. The biggest common factor number is the GCF number.
So the greatest common factor 76470 and 76490 is 10.

Also check out the Least Common Multiple of 76470 and 76490