What is the Greatest Common Factor of 67945 and 67965?

Greatest common factor (GCF) of 67945 and 67965 is 5.

GCF(67945,67965) = 5

We will now calculate the prime factors of 67945 and 67965, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 67945 and 67965.

How to find the GCF of 67945 and 67965?

We will first find the prime factorization of 67945 and 67965. After we will calculate the factors of 67945 and 67965 and find the biggest common factor number .

Step-1: Prime Factorization of 67945

Prime factors of 67945 are 5, 107, 127. Prime factorization of 67945 in exponential form is:

67945 = 5¹ × 107¹ × 127¹

Step-2: Prime Factorization of 67965

Prime factors of 67965 are 3, 5, 23, 197. Prime factorization of 67965 in exponential form is:

67965 = 3¹ × 5¹ × 23¹ × 197¹

Step-3: Factors of 67945

List of positive integer factors of 67945 that divides 67945 without a remainder.

1, 5, 107, 127, 535, 635, 13589

Step-4: Factors of 67965

List of positive integer factors of 67965 that divides 67945 without a remainder.

1, 3, 5, 15, 23, 69, 115, 197, 345, 591, 985, 2955, 4531, 13593, 22655

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 67945 and 67965. The biggest common factor number is the GCF number.
So the greatest common factor 67945 and 67965 is 5.

Also check out the Least Common Multiple of 67945 and 67965