What is the Greatest Common Factor of 73143 and 73150?

Greatest common factor (GCF) of 73143 and 73150 is 7.

GCF(73143,73150) = 7

We will now calculate the prime factors of 73143 and 73150, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 73143 and 73150.

How to find the GCF of 73143 and 73150?

We will first find the prime factorization of 73143 and 73150. After we will calculate the factors of 73143 and 73150 and find the biggest common factor number .

Step-1: Prime Factorization of 73143

Prime factors of 73143 are 3, 7, 43. Prime factorization of 73143 in exponential form is:

73143 = 3⁵ × 7¹ × 43¹

Step-2: Prime Factorization of 73150

Prime factors of 73150 are 2, 5, 7, 11, 19. Prime factorization of 73150 in exponential form is:

73150 = 2¹ × 5² × 7¹ × 11¹ × 19¹

Step-3: Factors of 73143

List of positive integer factors of 73143 that divides 73143 without a remainder.

1, 3, 7, 9, 21, 27, 43, 63, 81, 129, 189, 243, 301, 387, 567, 903, 1161, 1701, 2709, 3483, 8127, 10449, 24381

Step-4: Factors of 73150

List of positive integer factors of 73150 that divides 73143 without a remainder.

1, 2, 5, 7, 10, 11, 14, 19, 22, 25, 35, 38, 50, 55, 70, 77, 95, 110, 133, 154, 175, 190, 209, 266, 275, 350, 385, 418, 475, 550, 665, 770, 950, 1045, 1330, 1463, 1925, 2090, 2926, 3325, 3850, 5225, 6650, 7315, 10450, 14630, 36575

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 73143 and 73150. The biggest common factor number is the GCF number.
So the greatest common factor 73143 and 73150 is 7.

Also check out the Least Common Multiple of 73143 and 73150