What is the Greatest Common Factor of 1020 and 1032?

Greatest common factor (GCF) of 1020 and 1032 is 12.

GCF(1020,1032) = 12

We will now calculate the prime factors of 1020 and 1032, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 1020 and 1032.

How to find the GCF of 1020 and 1032?

We will first find the prime factorization of 1020 and 1032. After we will calculate the factors of 1020 and 1032 and find the biggest common factor number .

Step-1: Prime Factorization of 1020

Prime factors of 1020 are 2, 3, 5, 17. Prime factorization of 1020 in exponential form is:

1020 = 2² × 3¹ × 5¹ × 17¹

Step-2: Prime Factorization of 1032

Prime factors of 1032 are 2, 3, 43. Prime factorization of 1032 in exponential form is:

1032 = 2³ × 3¹ × 43¹

Step-3: Factors of 1020

List of positive integer factors of 1020 that divides 1020 without a remainder.

1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510

Step-4: Factors of 1032

List of positive integer factors of 1032 that divides 1020 without a remainder.

1, 2, 3, 4, 6, 8, 12, 24, 43, 86, 129, 172, 258, 344, 516

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 1020 and 1032. The biggest common factor number is the GCF number.
So the greatest common factor 1020 and 1032 is 12.

Also check out the Least Common Multiple of 1020 and 1032