What is the Greatest Common Factor of 698 and 708?

Greatest common factor (GCF) of 698 and 708 is 2.

GCF(698,708) = 2

We will now calculate the prime factors of 698 and 708, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 698 and 708.

How to find the GCF of 698 and 708?

We will first find the prime factorization of 698 and 708. After we will calculate the factors of 698 and 708 and find the biggest common factor number .

Step-1: Prime Factorization of 698

Prime factors of 698 are 2, 349. Prime factorization of 698 in exponential form is:

698 = 2¹ × 349¹

Step-2: Prime Factorization of 708

Prime factors of 708 are 2, 3, 59. Prime factorization of 708 in exponential form is:

708 = 2² × 3¹ × 59¹

Step-3: Factors of 698

List of positive integer factors of 698 that divides 698 without a remainder.

1, 2, 349

Step-4: Factors of 708

List of positive integer factors of 708 that divides 698 without a remainder.

1, 2, 3, 4, 6, 12, 59, 118, 177, 236, 354

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 698 and 708. The biggest common factor number is the GCF number.
So the greatest common factor 698 and 708 is 2.

Also check out the Least Common Multiple of 698 and 708