What is the Greatest Common Factor of 69480 and 69485?

Greatest common factor (GCF) of 69480 and 69485 is 5.

GCF(69480,69485) = 5

We will now calculate the prime factors of 69480 and 69485, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 69480 and 69485.

How to find the GCF of 69480 and 69485?

We will first find the prime factorization of 69480 and 69485. After we will calculate the factors of 69480 and 69485 and find the biggest common factor number .

Step-1: Prime Factorization of 69480

Prime factors of 69480 are 2, 3, 5, 193. Prime factorization of 69480 in exponential form is:

69480 = 2³ × 3² × 5¹ × 193¹

Step-2: Prime Factorization of 69485

Prime factors of 69485 are 5, 13, 1069. Prime factorization of 69485 in exponential form is:

69485 = 5¹ × 13¹ × 1069¹

Step-3: Factors of 69480

List of positive integer factors of 69480 that divides 69480 without a remainder.

1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 193, 360, 386, 579, 772, 965, 1158, 1544, 1737, 1930, 2316, 2895, 3474, 3860, 4632, 5790, 6948, 7720, 8685, 11580, 13896, 17370, 23160, 34740

Step-4: Factors of 69485

List of positive integer factors of 69485 that divides 69480 without a remainder.

1, 5, 13, 65, 1069, 5345, 13897

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 69480 and 69485. The biggest common factor number is the GCF number.
So the greatest common factor 69480 and 69485 is 5.

Also check out the Least Common Multiple of 69480 and 69485