What is the Greatest Common Factor of 68940 and 68953?

Greatest common factor (GCF) of 68940 and 68953 is 1.

GCF(68940,68953) = 1

We will now calculate the prime factors of 68940 and 68953, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 68940 and 68953.

How to find the GCF of 68940 and 68953?

We will first find the prime factorization of 68940 and 68953. After we will calculate the factors of 68940 and 68953 and find the biggest common factor number .

Step-1: Prime Factorization of 68940

Prime factors of 68940 are 2, 3, 5, 383. Prime factorization of 68940 in exponential form is:

68940 = 2² × 3² × 5¹ × 383¹

Step-2: Prime Factorization of 68953

Prime factors of 68953 are 53, 1301. Prime factorization of 68953 in exponential form is:

68953 = 53¹ × 1301¹

Step-3: Factors of 68940

List of positive integer factors of 68940 that divides 68940 without a remainder.

1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 383, 766, 1149, 1532, 1915, 2298, 3447, 3830, 4596, 5745, 6894, 7660, 11490, 13788, 17235, 22980, 34470

Step-4: Factors of 68953

List of positive integer factors of 68953 that divides 68940 without a remainder.

1, 53, 1301

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 68940 and 68953. The biggest common factor number is the GCF number.
So the greatest common factor 68940 and 68953 is 1.

Also check out the Least Common Multiple of 68940 and 68953