What is the Greatest Common Factor of 71530 and 71550?

Greatest common factor (GCF) of 71530 and 71550 is 10.

GCF(71530,71550) = 10

We will now calculate the prime factors of 71530 and 71550, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 71530 and 71550.

How to find the GCF of 71530 and 71550?

We will first find the prime factorization of 71530 and 71550. After we will calculate the factors of 71530 and 71550 and find the biggest common factor number .

Step-1: Prime Factorization of 71530

Prime factors of 71530 are 2, 5, 23, 311. Prime factorization of 71530 in exponential form is:

71530 = 2¹ × 5¹ × 23¹ × 311¹

Step-2: Prime Factorization of 71550

Prime factors of 71550 are 2, 3, 5, 53. Prime factorization of 71550 in exponential form is:

71550 = 2¹ × 3³ × 5² × 53¹

Step-3: Factors of 71530

List of positive integer factors of 71530 that divides 71530 without a remainder.

1, 2, 5, 10, 23, 46, 115, 230, 311, 622, 1555, 3110, 7153, 14306, 35765

Step-4: Factors of 71550

List of positive integer factors of 71550 that divides 71530 without a remainder.

1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 45, 50, 53, 54, 75, 90, 106, 135, 150, 159, 225, 265, 270, 318, 450, 477, 530, 675, 795, 954, 1325, 1350, 1431, 1590, 2385, 2650, 2862, 3975, 4770, 7155, 7950, 11925, 14310, 23850, 35775

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 71530 and 71550. The biggest common factor number is the GCF number.
So the greatest common factor 71530 and 71550 is 10.

Also check out the Least Common Multiple of 71530 and 71550