What is the Greatest Common Factor of 67750 and 67770?

Greatest common factor (GCF) of 67750 and 67770 is 10.

GCF(67750,67770) = 10

We will now calculate the prime factors of 67750 and 67770, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 67750 and 67770.

How to find the GCF of 67750 and 67770?

We will first find the prime factorization of 67750 and 67770. After we will calculate the factors of 67750 and 67770 and find the biggest common factor number .

Step-1: Prime Factorization of 67750

Prime factors of 67750 are 2, 5, 271. Prime factorization of 67750 in exponential form is:

67750 = 2¹ × 5³ × 271¹

Step-2: Prime Factorization of 67770

Prime factors of 67770 are 2, 3, 5, 251. Prime factorization of 67770 in exponential form is:

67770 = 2¹ × 3³ × 5¹ × 251¹

Step-3: Factors of 67750

List of positive integer factors of 67750 that divides 67750 without a remainder.

1, 2, 5, 10, 25, 50, 125, 250, 271, 542, 1355, 2710, 6775, 13550, 33875

Step-4: Factors of 67770

List of positive integer factors of 67770 that divides 67750 without a remainder.

1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 251, 270, 502, 753, 1255, 1506, 2259, 2510, 3765, 4518, 6777, 7530, 11295, 13554, 22590, 33885

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 67750 and 67770. The biggest common factor number is the GCF number.
So the greatest common factor 67750 and 67770 is 10.

Also check out the Least Common Multiple of 67750 and 67770