What is the Greatest Common Factor of 69690 and 69698?

Greatest common factor (GCF) of 69690 and 69698 is 2.

GCF(69690,69698) = 2

We will now calculate the prime factors of 69690 and 69698, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 69690 and 69698.

How to find the GCF of 69690 and 69698?

We will first find the prime factorization of 69690 and 69698. After we will calculate the factors of 69690 and 69698 and find the biggest common factor number .

Step-1: Prime Factorization of 69690

Prime factors of 69690 are 2, 3, 5, 23, 101. Prime factorization of 69690 in exponential form is:

69690 = 2¹ × 3¹ × 5¹ × 23¹ × 101¹

Step-2: Prime Factorization of 69698

Prime factors of 69698 are 2, 34849. Prime factorization of 69698 in exponential form is:

69698 = 2¹ × 34849¹

Step-3: Factors of 69690

List of positive integer factors of 69690 that divides 69690 without a remainder.

1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 101, 115, 138, 202, 230, 303, 345, 505, 606, 690, 1010, 1515, 2323, 3030, 4646, 6969, 11615, 13938, 23230, 34845

Step-4: Factors of 69698

List of positive integer factors of 69698 that divides 69690 without a remainder.

1, 2, 34849

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 69690 and 69698. The biggest common factor number is the GCF number.
So the greatest common factor 69690 and 69698 is 2.

Also check out the Least Common Multiple of 69690 and 69698