What is the Greatest Common Factor of 29920 and 29925?

Greatest common factor (GCF) of 29920 and 29925 is 5.

GCF(29920,29925) = 5

We will now calculate the prime factors of 29920 and 29925, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 29920 and 29925.

How to find the GCF of 29920 and 29925?

We will first find the prime factorization of 29920 and 29925. After we will calculate the factors of 29920 and 29925 and find the biggest common factor number .

Step-1: Prime Factorization of 29920

Prime factors of 29920 are 2, 5, 11, 17. Prime factorization of 29920 in exponential form is:

29920 = 2⁵ × 5¹ × 11¹ × 17¹

Step-2: Prime Factorization of 29925

Prime factors of 29925 are 3, 5, 7, 19. Prime factorization of 29925 in exponential form is:

29925 = 3² × 5² × 7¹ × 19¹

Step-3: Factors of 29920

List of positive integer factors of 29920 that divides 29920 without a remainder.

1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 32, 34, 40, 44, 55, 68, 80, 85, 88, 110, 136, 160, 170, 176, 187, 220, 272, 340, 352, 374, 440, 544, 680, 748, 880, 935, 1360, 1496, 1760, 1870, 2720, 2992, 3740, 5984, 7480, 14960

Step-4: Factors of 29925

List of positive integer factors of 29925 that divides 29920 without a remainder.

1, 3, 5, 7, 9, 15, 19, 21, 25, 35, 45, 57, 63, 75, 95, 105, 133, 171, 175, 225, 285, 315, 399, 475, 525, 665, 855, 1197, 1425, 1575, 1995, 3325, 4275, 5985, 9975

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 29920 and 29925. The biggest common factor number is the GCF number.
So the greatest common factor 29920 and 29925 is 5.

Also check out the Least Common Multiple of 29920 and 29925