What is the Greatest Common Factor of 20758 and 20766?

Greatest common factor (GCF) of 20758 and 20766 is 2.

GCF(20758,20766) = 2

We will now calculate the prime factors of 20758 and 20766, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 20758 and 20766.

How to find the GCF of 20758 and 20766?

We will first find the prime factorization of 20758 and 20766. After we will calculate the factors of 20758 and 20766 and find the biggest common factor number .

Step-1: Prime Factorization of 20758

Prime factors of 20758 are 2, 97, 107. Prime factorization of 20758 in exponential form is:

20758 = 2¹ × 97¹ × 107¹

Step-2: Prime Factorization of 20766

Prime factors of 20766 are 2, 3, 3461. Prime factorization of 20766 in exponential form is:

20766 = 2¹ × 3¹ × 3461¹

Step-3: Factors of 20758

List of positive integer factors of 20758 that divides 20758 without a remainder.

1, 2, 97, 107, 194, 214, 10379

Step-4: Factors of 20766

List of positive integer factors of 20766 that divides 20758 without a remainder.

1, 2, 3, 6, 3461, 6922, 10383

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 20758 and 20766. The biggest common factor number is the GCF number.
So the greatest common factor 20758 and 20766 is 2.

Also check out the Least Common Multiple of 20758 and 20766