What is the Greatest Common Factor of 77330 and 77350?

Greatest common factor (GCF) of 77330 and 77350 is 10.

GCF(77330,77350) = 10

We will now calculate the prime factors of 77330 and 77350, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 77330 and 77350.

How to find the GCF of 77330 and 77350?

We will first find the prime factorization of 77330 and 77350. After we will calculate the factors of 77330 and 77350 and find the biggest common factor number .

Step-1: Prime Factorization of 77330

Prime factors of 77330 are 2, 5, 11, 19, 37. Prime factorization of 77330 in exponential form is:

77330 = 2¹ × 5¹ × 11¹ × 19¹ × 37¹

Step-2: Prime Factorization of 77350

Prime factors of 77350 are 2, 5, 7, 13, 17. Prime factorization of 77350 in exponential form is:

77350 = 2¹ × 5² × 7¹ × 13¹ × 17¹

Step-3: Factors of 77330

List of positive integer factors of 77330 that divides 77330 without a remainder.

1, 2, 5, 10, 11, 19, 22, 37, 38, 55, 74, 95, 110, 185, 190, 209, 370, 407, 418, 703, 814, 1045, 1406, 2035, 2090, 3515, 4070, 7030, 7733, 15466, 38665

Step-4: Factors of 77350

List of positive integer factors of 77350 that divides 77330 without a remainder.

1, 2, 5, 7, 10, 13, 14, 17, 25, 26, 34, 35, 50, 65, 70, 85, 91, 119, 130, 170, 175, 182, 221, 238, 325, 350, 425, 442, 455, 595, 650, 850, 910, 1105, 1190, 1547, 2210, 2275, 2975, 3094, 4550, 5525, 5950, 7735, 11050, 15470, 38675

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 77330 and 77350. The biggest common factor number is the GCF number.
So the greatest common factor 77330 and 77350 is 10.

Also check out the Least Common Multiple of 77330 and 77350