What is the Greatest Common Factor of 30920 and 30936?

Greatest common factor (GCF) of 30920 and 30936 is 8.

GCF(30920,30936) = 8

We will now calculate the prime factors of 30920 and 30936, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 30920 and 30936.

How to find the GCF of 30920 and 30936?

We will first find the prime factorization of 30920 and 30936. After we will calculate the factors of 30920 and 30936 and find the biggest common factor number .

Step-1: Prime Factorization of 30920

Prime factors of 30920 are 2, 5, 773. Prime factorization of 30920 in exponential form is:

30920 = 2³ × 5¹ × 773¹

Step-2: Prime Factorization of 30936

Prime factors of 30936 are 2, 3, 1289. Prime factorization of 30936 in exponential form is:

30936 = 2³ × 3¹ × 1289¹

Step-3: Factors of 30920

List of positive integer factors of 30920 that divides 30920 without a remainder.

1, 2, 4, 5, 8, 10, 20, 40, 773, 1546, 3092, 3865, 6184, 7730, 15460

Step-4: Factors of 30936

List of positive integer factors of 30936 that divides 30920 without a remainder.

1, 2, 3, 4, 6, 8, 12, 24, 1289, 2578, 3867, 5156, 7734, 10312, 15468

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 30920 and 30936. The biggest common factor number is the GCF number.
So the greatest common factor 30920 and 30936 is 8.

Also check out the Least Common Multiple of 30920 and 30936